19205784

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{71}}^1$

素因数の和:130

約数の個数: 144

約数和(自身を含む): 60343920

約数和(自身を除く): 41138136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 17, 18, 24, 26, 34, 36, 39, 51, 52, 68, 71, 72, 78, 102, 104, 117, 136, 142, 153, 156, 204, 213, 221, 234, 284, 289, 306, 312, 408, 426, 442, 468, 568, 578, 612, 639, 663, 852, 867, 884, 923, 936, 1156, 1207, 1224, 1278, 1326, 1704, 1734, 1768, 1846, 1989, 2312, 2414, 2556, 2601, 2652, 2769, 3468, 3621, 3692, 3757, 3978, 4828, 5112, 5202, 5304, 5538, 6936, 7242, 7384, 7514, 7956, 8307, 9656, 10404, 10863, 11076, 11271, 14484, 15028, 15691, 15912, 16614, 20519, 20808, 21726, 22152, 22542, 28968, 30056, 31382, 33228, 33813, 41038, 43452, 45084, 47073, 61557, 62764, 66456, 67626, 82076, 86904, 90168, 94146, 123114, 125528, 135252, 141219, 164152, 184671, 188292, 246228, 266747, 270504, 282438, 369342, 376584, 492456, 533494, 564876, 738684, 800241, 1066988, 1129752, 1477368, 1600482, 2133976, 2400723, 3200964, 4801446, 6401928, 9602892, 19205784]

約数ペア:

[(1, 19205784), (2, 9602892), (3, 6401928), (4, 4801446), (6, 3200964), (8, 2400723), (9, 2133976), (12, 1600482), (13, 1477368), (17, 1129752), (18, 1066988), (24, 800241), (26, 738684), (34, 564876), (36, 533494), (39, 492456), (51, 376584), (52, 369342), (68, 282438), (71, 270504), (72, 266747), (78, 246228), (102, 188292), (104, 184671), (117, 164152), (136, 141219), (142, 135252), (153, 125528), (156, 123114), (204, 94146), (213, 90168), (221, 86904), (234, 82076), (284, 67626), (289, 66456), (306, 62764), (312, 61557), (408, 47073), (426, 45084), (442, 43452), (468, 41038), (568, 33813), (578, 33228), (612, 31382), (639, 30056), (663, 28968), (852, 22542), (867, 22152), (884, 21726), (923, 20808), (936, 20519), (1156, 16614), (1207, 15912), (1224, 15691), (1278, 15028), (1326, 14484), (1704, 11271), (1734, 11076), (1768, 10863), (1846, 10404), (1989, 9656), (2312, 8307), (2414, 7956), (2556, 7514), (2601, 7384), (2652, 7242), (2769, 6936), (3468, 5538), (3621, 5304), (3692, 5202), (3757, 5112), (3978, 4828)]