13139660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21193}}^1$

素因数の和:21233

約数の個数: 24

約数和(自身を含む): 28484736

約数和(自身を除く): 15345076

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 21193, 42386, 84772, 105965, 211930, 423860, 656983, 1313966, 2627932, 3284915, 6569830, 13139660]

約数ペア:

[(1, 13139660), (2, 6569830), (4, 3284915), (5, 2627932), (10, 1313966), (20, 656983), (31, 423860), (62, 211930), (124, 105965), (155, 84772), (310, 42386), (620, 21193)]