18974001852

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{881}}^1\times {\mathrm{2707}}^1$

素因数の和:3628

約数の個数: 144

約数和(自身を含む): 54772072992

約数和(自身を除く): 35798071140

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 102, 117, 153, 156, 204, 221, 234, 306, 442, 468, 612, 663, 881, 884, 1326, 1762, 1989, 2643, 2652, 2707, 3524, 3978, 5286, 5414, 7929, 7956, 8121, 10572, 10828, 11453, 14977, 15858, 16242, 22906, 24363, 29954, 31716, 32484, 34359, 35191, 44931, 45812, 46019, 48726, 59908, 68718, 70382, 89862, 92038, 97452, 103077, 105573, 134793, 137436, 138057, 140764, 179724, 184076, 194701, 206154, 211146, 269586, 276114, 316719, 389402, 412308, 414171, 422292, 539172, 552228, 584103, 598247, 633438, 778804, 828342, 1168206, 1196494, 1266876, 1656684, 1752309, 1794741, 2336412, 2384867, 2392988, 3504618, 3589482, 4769734, 5384223, 7009236, 7154601, 7178964, 9539468, 10768446, 14309202, 21463803, 21536892, 28618404, 31003271, 40542739, 42927606, 62006542, 81085478, 85855212, 93009813, 121628217, 124013084, 162170956, 186019626, 243256434, 279029439, 364884651, 372039252, 486512868, 527055607, 558058878, 729769302, 1054111214, 1116117756, 1459538604, 1581166821, 2108222428, 3162333642, 4743500463, 6324667284, 9487000926, 18974001852]

約数ペア:

[(1, 18974001852), (2, 9487000926), (3, 6324667284), (4, 4743500463), (6, 3162333642), (9, 2108222428), (12, 1581166821), (13, 1459538604), (17, 1116117756), (18, 1054111214), (26, 729769302), (34, 558058878), (36, 527055607), (39, 486512868), (51, 372039252), (52, 364884651), (68, 279029439), (78, 243256434), (102, 186019626), (117, 162170956), (153, 124013084), (156, 121628217), (204, 93009813), (221, 85855212), (234, 81085478), (306, 62006542), (442, 42927606), (468, 40542739), (612, 31003271), (663, 28618404), (881, 21536892), (884, 21463803), (1326, 14309202), (1762, 10768446), (1989, 9539468), (2643, 7178964), (2652, 7154601), (2707, 7009236), (3524, 5384223), (3978, 4769734), (5286, 3589482), (5414, 3504618), (7929, 2392988), (7956, 2384867), (8121, 2336412), (10572, 1794741), (10828, 1752309), (11453, 1656684), (14977, 1266876), (15858, 1196494), (16242, 1168206), (22906, 828342), (24363, 778804), (29954, 633438), (31716, 598247), (32484, 584103), (34359, 552228), (35191, 539172), (44931, 422292), (45812, 414171), (46019, 412308), (48726, 389402), (59908, 316719), (68718, 276114), (70382, 269586), (89862, 211146), (92038, 206154), (97452, 194701), (103077, 184076), (105573, 179724), (134793, 140764), (137436, 138057)]