20390689416

素因数分解:

$2^3\times 3^1\times {\mathrm{67}}^1\times {\mathrm{2111}}^1\times {\mathrm{6007}}^1$

素因数の和:8194

約数の個数: 64

約数和(自身を含む): 51770695680

約数和(自身を除く): 31380006264

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 67, 134, 201, 268, 402, 536, 804, 1608, 2111, 4222, 6007, 6333, 8444, 12014, 12666, 16888, 18021, 24028, 25332, 36042, 48056, 50664, 72084, 141437, 144168, 282874, 402469, 424311, 565748, 804938, 848622, 1131496, 1207407, 1609876, 1697244, 2414814, 3219752, 3394488, 4829628, 9659256, 12680777, 25361554, 38042331, 50723108, 76084662, 101446216, 152169324, 304338648, 849612059, 1699224118, 2548836177, 3398448236, 5097672354, 6796896472, 10195344708, 20390689416]

約数ペア:

[(1, 20390689416), (2, 10195344708), (3, 6796896472), (4, 5097672354), (6, 3398448236), (8, 2548836177), (12, 1699224118), (24, 849612059), (67, 304338648), (134, 152169324), (201, 101446216), (268, 76084662), (402, 50723108), (536, 38042331), (804, 25361554), (1608, 12680777), (2111, 9659256), (4222, 4829628), (6007, 3394488), (6333, 3219752), (8444, 2414814), (12014, 1697244), (12666, 1609876), (16888, 1207407), (18021, 1131496), (24028, 848622), (25332, 804938), (36042, 565748), (48056, 424311), (50664, 402469), (72084, 282874), (141437, 144168)]