20731679248

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{10888487}}^1$

素因数の和:10888519

約数の個数: 40

約数和(自身を含む): 48606210432

約数和(自身を除く): 27874531184

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1904, 10888487, 21776974, 43553948, 76219409, 87107896, 152438818, 174215792, 185104279, 304877636, 370208558, 609755272, 740417116, 1219510544, 1295729953, 1480834232, 2591459906, 2961668464, 5182919812, 10365839624, 20731679248]

約数ペア:

[(1, 20731679248), (2, 10365839624), (4, 5182919812), (7, 2961668464), (8, 2591459906), (14, 1480834232), (16, 1295729953), (17, 1219510544), (28, 740417116), (34, 609755272), (56, 370208558), (68, 304877636), (112, 185104279), (119, 174215792), (136, 152438818), (238, 87107896), (272, 76219409), (476, 43553948), (952, 21776974), (1904, 10888487)]