1889342728

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{2129}}^1$

素因数の和:2231

約数の個数: 128

約数和(自身を含む): 4637606400

約数和(自身を除く): 2748263672

約数列:

[1, 2, 4, 7, 8, 13, 14, 23, 26, 28, 46, 52, 53, 56, 91, 92, 104, 106, 161, 182, 184, 212, 299, 322, 364, 371, 424, 598, 644, 689, 728, 742, 1196, 1219, 1288, 1378, 1484, 2093, 2129, 2392, 2438, 2756, 2968, 4186, 4258, 4823, 4876, 5512, 8372, 8516, 8533, 9646, 9752, 14903, 15847, 16744, 17032, 17066, 19292, 27677, 29806, 31694, 34132, 38584, 48967, 55354, 59612, 63388, 68264, 97934, 110708, 110929, 112837, 119224, 126776, 193739, 195868, 221416, 221858, 225674, 342769, 387478, 391736, 443716, 451348, 636571, 685538, 774956, 789859, 887432, 902696, 1273142, 1371076, 1466881, 1549912, 1579718, 2546284, 2595251, 2742152, 2933762, 3159436, 4455997, 5092568, 5190502, 5867524, 6318872, 8911994, 10268167, 10381004, 11735048, 17823988, 18166757, 20536334, 20762008, 33738263, 35647976, 36333514, 41072668, 67476526, 72667028, 82145336, 134953052, 145334056, 236167841, 269906104, 472335682, 944671364, 1889342728]

約数ペア:

[(1, 1889342728), (2, 944671364), (4, 472335682), (7, 269906104), (8, 236167841), (13, 145334056), (14, 134953052), (23, 82145336), (26, 72667028), (28, 67476526), (46, 41072668), (52, 36333514), (53, 35647976), (56, 33738263), (91, 20762008), (92, 20536334), (104, 18166757), (106, 17823988), (161, 11735048), (182, 10381004), (184, 10268167), (212, 8911994), (299, 6318872), (322, 5867524), (364, 5190502), (371, 5092568), (424, 4455997), (598, 3159436), (644, 2933762), (689, 2742152), (728, 2595251), (742, 2546284), (1196, 1579718), (1219, 1549912), (1288, 1466881), (1378, 1371076), (1484, 1273142), (2093, 902696), (2129, 887432), (2392, 789859), (2438, 774956), (2756, 685538), (2968, 636571), (4186, 451348), (4258, 443716), (4823, 391736), (4876, 387478), (5512, 342769), (8372, 225674), (8516, 221858), (8533, 221416), (9646, 195868), (9752, 193739), (14903, 126776), (15847, 119224), (16744, 112837), (17032, 110929), (17066, 110708), (19292, 97934), (27677, 68264), (29806, 63388), (31694, 59612), (34132, 55354), (38584, 48967)]