15691328372

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{328243}}^1$

素因数の和:328320

約数の個数: 48

約数和(自身を含む): 31432645440

約数和(自身を除く): 15741317068

約数列:

[1, 2, 4, 17, 19, 34, 37, 38, 68, 74, 76, 148, 323, 629, 646, 703, 1258, 1292, 1406, 2516, 2812, 11951, 23902, 47804, 328243, 656486, 1312972, 5580131, 6236617, 11160262, 12144991, 12473234, 22320524, 24289982, 24946468, 48579964, 106022489, 206464847, 212044978, 230754829, 412929694, 424089956, 461509658, 825859388, 923019316, 3922832093, 7845664186, 15691328372]

約数ペア:

[(1, 15691328372), (2, 7845664186), (4, 3922832093), (17, 923019316), (19, 825859388), (34, 461509658), (37, 424089956), (38, 412929694), (68, 230754829), (74, 212044978), (76, 206464847), (148, 106022489), (323, 48579964), (629, 24946468), (646, 24289982), (703, 22320524), (1258, 12473234), (1292, 12144991), (1406, 11160262), (2516, 6236617), (2812, 5580131), (11951, 1312972), (23902, 656486), (47804, 328243)]