20147987556

素因数分解:

$2^2\times 3^2\times {\mathrm{353}}^1\times {\mathrm{1585457}}^1$

素因数の和:1585820

約数の個数: 36

約数和(自身を含む): 51073944012

約数和(自身を除く): 30925956456

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 353, 706, 1059, 1412, 2118, 3177, 4236, 6354, 12708, 1585457, 3170914, 4756371, 6341828, 9512742, 14269113, 19025484, 28538226, 57076452, 559666321, 1119332642, 1678998963, 2238665284, 3357997926, 5036996889, 6715995852, 10073993778, 20147987556]

約数ペア:

[(1, 20147987556), (2, 10073993778), (3, 6715995852), (4, 5036996889), (6, 3357997926), (9, 2238665284), (12, 1678998963), (18, 1119332642), (36, 559666321), (353, 57076452), (706, 28538226), (1059, 19025484), (1412, 14269113), (2118, 9512742), (3177, 6341828), (4236, 4756371), (6354, 3170914), (12708, 1585457)]