13369480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19661}}^1$

素因数の和:19689

約数の個数: 32

約数和(自身を含む): 31852440

約数和(自身を除く): 18482960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 19661, 39322, 78644, 98305, 157288, 196610, 334237, 393220, 668474, 786440, 1336948, 1671185, 2673896, 3342370, 6684740, 13369480]

約数ペア:

[(1, 13369480), (2, 6684740), (4, 3342370), (5, 2673896), (8, 1671185), (10, 1336948), (17, 786440), (20, 668474), (34, 393220), (40, 334237), (68, 196610), (85, 157288), (136, 98305), (170, 78644), (340, 39322), (680, 19661)]