20278300966

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{523}}^1\times {\mathrm{3187}}^1$

素因数の和:3809

約数の個数: 64

約数和(自身を含む): 38488596480

約数和(自身を除く): 18210295514

約数列:

[1, 2, 7, 11, 14, 22, 77, 79, 154, 158, 523, 553, 869, 1046, 1106, 1738, 3187, 3661, 5753, 6083, 6374, 7322, 11506, 12166, 22309, 35057, 40271, 41317, 44618, 70114, 80542, 82634, 245399, 251773, 289219, 454487, 490798, 503546, 578438, 908974, 1666801, 1762411, 2769503, 3181409, 3333602, 3524822, 5539006, 6362818, 11667607, 18334811, 19386521, 23335214, 36669622, 38773042, 128343677, 131677279, 256687354, 263354558, 921740953, 1448450069, 1843481906, 2896900138, 10139150483, 20278300966]

約数ペア:

[(1, 20278300966), (2, 10139150483), (7, 2896900138), (11, 1843481906), (14, 1448450069), (22, 921740953), (77, 263354558), (79, 256687354), (154, 131677279), (158, 128343677), (523, 38773042), (553, 36669622), (869, 23335214), (1046, 19386521), (1106, 18334811), (1738, 11667607), (3187, 6362818), (3661, 5539006), (5753, 3524822), (6083, 3333602), (6374, 3181409), (7322, 2769503), (11506, 1762411), (12166, 1666801), (22309, 908974), (35057, 578438), (40271, 503546), (41317, 490798), (44618, 454487), (70114, 289219), (80542, 251773), (82634, 245399)]