20170261328

素因数分解:

$2^4\times 7^1\times {\mathrm{1109}}^1\times {\mathrm{162391}}^1$

素因数の和:163515

約数の個数: 40

約数和(自身を含む): 44703269760

約数和(自身を除く): 24533008432

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1109, 2218, 4436, 7763, 8872, 15526, 17744, 31052, 62104, 124208, 162391, 324782, 649564, 1136737, 1299128, 2273474, 2598256, 4546948, 9093896, 18187792, 180091619, 360183238, 720366476, 1260641333, 1440732952, 2521282666, 2881465904, 5042565332, 10085130664, 20170261328]

約数ペア:

[(1, 20170261328), (2, 10085130664), (4, 5042565332), (7, 2881465904), (8, 2521282666), (14, 1440732952), (16, 1260641333), (28, 720366476), (56, 360183238), (112, 180091619), (1109, 18187792), (2218, 9093896), (4436, 4546948), (7763, 2598256), (8872, 2273474), (15526, 1299128), (17744, 1136737), (31052, 649564), (62104, 324782), (124208, 162391)]