13014920

素因数分解:

$2^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{983}}^1$

素因数の和:1325

約数の個数: 32

約数和(自身を含む): 29401920

約数和(自身を除く): 16387000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331, 662, 983, 1324, 1655, 1966, 2648, 3310, 3932, 4915, 6620, 7864, 9830, 13240, 19660, 39320, 325373, 650746, 1301492, 1626865, 2602984, 3253730, 6507460, 13014920]

約数ペア:

[(1, 13014920), (2, 6507460), (4, 3253730), (5, 2602984), (8, 1626865), (10, 1301492), (20, 650746), (40, 325373), (331, 39320), (662, 19660), (983, 13240), (1324, 9830), (1655, 7864), (1966, 6620), (2648, 4915), (3310, 3932)]