18712772

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{12409}}^1$

素因数の和:12455

約数の個数: 24

約数和(自身を含む): 36485400

約数和(自身を除く): 17772628

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 377, 754, 1508, 12409, 24818, 49636, 161317, 322634, 359861, 645268, 719722, 1439444, 4678193, 9356386, 18712772]

約数ペア:

[(1, 18712772), (2, 9356386), (4, 4678193), (13, 1439444), (26, 719722), (29, 645268), (52, 359861), (58, 322634), (116, 161317), (377, 49636), (754, 24818), (1508, 12409)]