19031364

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{257}}^1$

素因数の和:306

約数の個数: 108

約数和(自身を含む): 56206332

約数和(自身を除く): 37174968

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 17, 18, 22, 33, 34, 36, 44, 51, 66, 68, 99, 102, 121, 132, 153, 187, 198, 204, 242, 257, 306, 363, 374, 396, 484, 514, 561, 612, 726, 748, 771, 1028, 1089, 1122, 1452, 1542, 1683, 2057, 2178, 2244, 2313, 2827, 3084, 3366, 4114, 4356, 4369, 4626, 5654, 6171, 6732, 8228, 8481, 8738, 9252, 11308, 12342, 13107, 16962, 17476, 18513, 24684, 25443, 26214, 31097, 33924, 37026, 39321, 48059, 50886, 52428, 62194, 74052, 78642, 93291, 96118, 101772, 124388, 144177, 157284, 186582, 192236, 279873, 288354, 373164, 432531, 528649, 559746, 576708, 865062, 1057298, 1119492, 1585947, 1730124, 2114596, 3171894, 4757841, 6343788, 9515682, 19031364]

約数ペア:

[(1, 19031364), (2, 9515682), (3, 6343788), (4, 4757841), (6, 3171894), (9, 2114596), (11, 1730124), (12, 1585947), (17, 1119492), (18, 1057298), (22, 865062), (33, 576708), (34, 559746), (36, 528649), (44, 432531), (51, 373164), (66, 288354), (68, 279873), (99, 192236), (102, 186582), (121, 157284), (132, 144177), (153, 124388), (187, 101772), (198, 96118), (204, 93291), (242, 78642), (257, 74052), (306, 62194), (363, 52428), (374, 50886), (396, 48059), (484, 39321), (514, 37026), (561, 33924), (612, 31097), (726, 26214), (748, 25443), (771, 24684), (1028, 18513), (1089, 17476), (1122, 16962), (1452, 13107), (1542, 12342), (1683, 11308), (2057, 9252), (2178, 8738), (2244, 8481), (2313, 8228), (2827, 6732), (3084, 6171), (3366, 5654), (4114, 4626), (4356, 4369)]