18446805

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{457}}^1$

素因数の和:507

約数の個数: 64

約数和(自身を含む): 36933120

約数和(自身を除く): 18486315

約数列:

[1, 3, 5, 9, 13, 15, 23, 27, 39, 45, 65, 69, 115, 117, 135, 195, 207, 299, 345, 351, 457, 585, 621, 897, 1035, 1371, 1495, 1755, 2285, 2691, 3105, 4113, 4485, 5941, 6855, 8073, 10511, 12339, 13455, 17823, 20565, 29705, 31533, 40365, 52555, 53469, 61695, 89115, 94599, 136643, 157665, 160407, 267345, 283797, 409929, 472995, 683215, 802035, 1229787, 1418985, 2049645, 3689361, 6148935, 18446805]

約数ペア:

[(1, 18446805), (3, 6148935), (5, 3689361), (9, 2049645), (13, 1418985), (15, 1229787), (23, 802035), (27, 683215), (39, 472995), (45, 409929), (65, 283797), (69, 267345), (115, 160407), (117, 157665), (135, 136643), (195, 94599), (207, 89115), (299, 61695), (345, 53469), (351, 52555), (457, 40365), (585, 31533), (621, 29705), (897, 20565), (1035, 17823), (1371, 13455), (1495, 12339), (1755, 10511), (2285, 8073), (2691, 6855), (3105, 5941), (4113, 4485)]