18439372796

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{3301}}^1$

素因数の和:3495

約数の個数: 96

約数和(自身を含む): 37744237440

約数和(自身を除く): 19304864644

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 71, 89, 142, 178, 221, 284, 356, 442, 884, 923, 1157, 1207, 1513, 1846, 2314, 2414, 3026, 3301, 3692, 4628, 4828, 6052, 6319, 6602, 12638, 13204, 15691, 19669, 25276, 31382, 39338, 42913, 56117, 62764, 78676, 82147, 85826, 107423, 112234, 164294, 171652, 214846, 224468, 234371, 293789, 328588, 429692, 468742, 587578, 729521, 937484, 1175156, 1396499, 1459042, 2792998, 2918084, 3046823, 3819257, 3984307, 4994413, 5585996, 6093646, 7638514, 7968614, 9988826, 12187292, 15277028, 15937228, 19977652, 20859019, 41718038, 51795991, 64927369, 83436076, 103591982, 129854738, 207183964, 259709476, 271167247, 354603323, 542334494, 709206646, 1084668988, 1418413292, 4609843199, 9219686398, 18439372796]

約数ペア:

[(1, 18439372796), (2, 9219686398), (4, 4609843199), (13, 1418413292), (17, 1084668988), (26, 709206646), (34, 542334494), (52, 354603323), (68, 271167247), (71, 259709476), (89, 207183964), (142, 129854738), (178, 103591982), (221, 83436076), (284, 64927369), (356, 51795991), (442, 41718038), (884, 20859019), (923, 19977652), (1157, 15937228), (1207, 15277028), (1513, 12187292), (1846, 9988826), (2314, 7968614), (2414, 7638514), (3026, 6093646), (3301, 5585996), (3692, 4994413), (4628, 3984307), (4828, 3819257), (6052, 3046823), (6319, 2918084), (6602, 2792998), (12638, 1459042), (13204, 1396499), (15691, 1175156), (19669, 937484), (25276, 729521), (31382, 587578), (39338, 468742), (42913, 429692), (56117, 328588), (62764, 293789), (78676, 234371), (82147, 224468), (85826, 214846), (107423, 171652), (112234, 164294)]