20147597416

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{607}}^1\times {\mathrm{1571}}^1$

素因数の和:2342

約数の個数: 64

約数和(自身を含む): 40142592000

約数和(自身を除く): 19994994584

約数列:

[1, 2, 4, 8, 19, 38, 76, 139, 152, 278, 556, 607, 1112, 1214, 1571, 2428, 2641, 3142, 4856, 5282, 6284, 10564, 11533, 12568, 21128, 23066, 29849, 46132, 59698, 84373, 92264, 119396, 168746, 218369, 238792, 337492, 436738, 674984, 873476, 953597, 1603087, 1746952, 1907194, 3206174, 3814388, 4149011, 6412348, 7628776, 8298022, 12824696, 16596044, 18118343, 33192088, 36236686, 72473372, 132549983, 144946744, 265099966, 530199932, 1060399864, 2518449677, 5036899354, 10073798708, 20147597416]

約数ペア:

[(1, 20147597416), (2, 10073798708), (4, 5036899354), (8, 2518449677), (19, 1060399864), (38, 530199932), (76, 265099966), (139, 144946744), (152, 132549983), (278, 72473372), (556, 36236686), (607, 33192088), (1112, 18118343), (1214, 16596044), (1571, 12824696), (2428, 8298022), (2641, 7628776), (3142, 6412348), (4856, 4149011), (5282, 3814388), (6284, 3206174), (10564, 1907194), (11533, 1746952), (12568, 1603087), (21128, 953597), (23066, 873476), (29849, 674984), (46132, 436738), (59698, 337492), (84373, 238792), (92264, 218369), (119396, 168746)]