20118996842

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{141961}}^1$

素因数の和:142214

約数の個数: 32

約数和(自身を含む): 35324688384

約数和(自身を除く): 15205691542

約数列:

[1, 2, 7, 14, 53, 106, 191, 371, 382, 742, 1337, 2674, 10123, 20246, 70861, 141722, 141961, 283922, 993727, 1987454, 7523933, 15047866, 27114551, 52667531, 54229102, 105335062, 189801857, 379603714, 1437071203, 2874142406, 10059498421, 20118996842]

約数ペア:

[(1, 20118996842), (2, 10059498421), (7, 2874142406), (14, 1437071203), (53, 379603714), (106, 189801857), (191, 105335062), (371, 54229102), (382, 52667531), (742, 27114551), (1337, 15047866), (2674, 7523933), (10123, 1987454), (20246, 993727), (70861, 283922), (141722, 141961)]