18236486008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2129}}^1\times {\mathrm{3581}}^1$

素因数の和:5752

約数の個数: 64

約数和(自身を含む): 38453486400

約数和(自身を除く): 20217000392

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 92, 104, 184, 299, 598, 1196, 2129, 2392, 3581, 4258, 7162, 8516, 14324, 17032, 27677, 28648, 46553, 48967, 55354, 82363, 93106, 97934, 110708, 164726, 186212, 195868, 221416, 329452, 372424, 391736, 636571, 658904, 1070719, 1273142, 2141438, 2546284, 4282876, 5092568, 7623949, 8565752, 15247898, 30495796, 60991592, 99111337, 175350827, 198222674, 350701654, 396445348, 701403308, 792890696, 1402806616, 2279560751, 4559121502, 9118243004, 18236486008]

約数ペア:

[(1, 18236486008), (2, 9118243004), (4, 4559121502), (8, 2279560751), (13, 1402806616), (23, 792890696), (26, 701403308), (46, 396445348), (52, 350701654), (92, 198222674), (104, 175350827), (184, 99111337), (299, 60991592), (598, 30495796), (1196, 15247898), (2129, 8565752), (2392, 7623949), (3581, 5092568), (4258, 4282876), (7162, 2546284), (8516, 2141438), (14324, 1273142), (17032, 1070719), (27677, 658904), (28648, 636571), (46553, 391736), (48967, 372424), (55354, 329452), (82363, 221416), (93106, 195868), (97934, 186212), (110708, 164726)]