20785913616

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1723}}^1\times {\mathrm{19333}}^1$

素因数の和:21080

約数の個数: 80

約数和(自身を含む): 57864032576

約数和(自身を除く): 37078118960

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 1723, 3446, 5169, 6892, 10338, 13784, 19333, 20676, 22399, 27568, 38666, 41352, 44798, 57999, 67197, 77332, 82704, 89596, 115998, 134394, 154664, 179192, 231996, 251329, 268788, 309328, 358384, 463992, 502658, 537576, 753987, 927984, 1005316, 1075152, 1507974, 2010632, 3015948, 4021264, 6031896, 12063792, 33310759, 66621518, 99932277, 133243036, 199864554, 266486072, 399729108, 433039867, 532972144, 799458216, 866079734, 1299119601, 1598916432, 1732159468, 2598239202, 3464318936, 5196478404, 6928637872, 10392956808, 20785913616]

約数ペア:

[(1, 20785913616), (2, 10392956808), (3, 6928637872), (4, 5196478404), (6, 3464318936), (8, 2598239202), (12, 1732159468), (13, 1598916432), (16, 1299119601), (24, 866079734), (26, 799458216), (39, 532972144), (48, 433039867), (52, 399729108), (78, 266486072), (104, 199864554), (156, 133243036), (208, 99932277), (312, 66621518), (624, 33310759), (1723, 12063792), (3446, 6031896), (5169, 4021264), (6892, 3015948), (10338, 2010632), (13784, 1507974), (19333, 1075152), (20676, 1005316), (22399, 927984), (27568, 753987), (38666, 537576), (41352, 502658), (44798, 463992), (57999, 358384), (67197, 309328), (77332, 268788), (82704, 251329), (89596, 231996), (115998, 179192), (134394, 154664)]