20218179926

素因数分解:

$2^1\times 7^1\times {\mathrm{20921}}^1\times {\mathrm{69029}}^1$

素因数の和:89959

約数の個数: 16

約数和(自身を含む): 34661895840

約数和(自身を除く): 14443715914

約数列:

[1, 2, 7, 14, 20921, 41842, 69029, 138058, 146447, 292894, 483203, 966406, 1444155709, 2888311418, 10109089963, 20218179926]

約数ペア:

[(1, 20218179926), (2, 10109089963), (7, 2888311418), (14, 1444155709), (20921, 966406), (41842, 483203), (69029, 292894), (138058, 146447)]