17680264

素因数分解:

$2^3\times 7^1\times {\mathrm{239}}^1\times {\mathrm{1321}}^1$

素因数の和:1573

約数の個数: 32

約数和(自身を含む): 38073600

約数和(自身を除く): 20393336

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 239, 478, 956, 1321, 1673, 1912, 2642, 3346, 5284, 6692, 9247, 10568, 13384, 18494, 36988, 73976, 315719, 631438, 1262876, 2210033, 2525752, 4420066, 8840132, 17680264]

約数ペア:

[(1, 17680264), (2, 8840132), (4, 4420066), (7, 2525752), (8, 2210033), (14, 1262876), (28, 631438), (56, 315719), (239, 73976), (478, 36988), (956, 18494), (1321, 13384), (1673, 10568), (1912, 9247), (2642, 6692), (3346, 5284)]