18678804962

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{211}}^1\times {\mathrm{122611}}^1$

素因数の和:122862

約数の個数: 24

約数和(自身を含む): 29710849392

約数和(自身を除く): 11032044430

約数列:

[1, 2, 19, 38, 211, 361, 422, 722, 4009, 8018, 76171, 122611, 152342, 245222, 2329609, 4659218, 25870921, 44262571, 51741842, 88525142, 491547499, 983094998, 9339402481, 18678804962]

約数ペア:

[(1, 18678804962), (2, 9339402481), (19, 983094998), (38, 491547499), (211, 88525142), (361, 51741842), (422, 44262571), (722, 25870921), (4009, 4659218), (8018, 2329609), (76171, 245222), (122611, 152342)]