20480684688

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{4587967}}^1$

素因数の和:4588012

約数の個数: 60

約数和(自身を含む): 59166435328

約数和(自身を除く): 38685750640

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 186, 248, 279, 372, 496, 558, 744, 1116, 1488, 2232, 4464, 4587967, 9175934, 13763901, 18351868, 27527802, 36703736, 41291703, 55055604, 73407472, 82583406, 110111208, 142226977, 165166812, 220222416, 284453954, 330333624, 426680931, 568907908, 660667248, 853361862, 1137815816, 1280042793, 1706723724, 2275631632, 2560085586, 3413447448, 5120171172, 6826894896, 10240342344, 20480684688]

約数ペア:

[(1, 20480684688), (2, 10240342344), (3, 6826894896), (4, 5120171172), (6, 3413447448), (8, 2560085586), (9, 2275631632), (12, 1706723724), (16, 1280042793), (18, 1137815816), (24, 853361862), (31, 660667248), (36, 568907908), (48, 426680931), (62, 330333624), (72, 284453954), (93, 220222416), (124, 165166812), (144, 142226977), (186, 110111208), (248, 82583406), (279, 73407472), (372, 55055604), (496, 41291703), (558, 36703736), (744, 27527802), (1116, 18351868), (1488, 13763901), (2232, 9175934), (4464, 4587967)]