20977452

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{18797}}^1$

素因数の和:18838

約数の個数: 36

約数和(自身を含む): 54739776

約数和(自身を除く): 33762324

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 1116, 18797, 37594, 56391, 75188, 112782, 169173, 225564, 338346, 582707, 676692, 1165414, 1748121, 2330828, 3496242, 5244363, 6992484, 10488726, 20977452]

約数ペア:

[(1, 20977452), (2, 10488726), (3, 6992484), (4, 5244363), (6, 3496242), (9, 2330828), (12, 1748121), (18, 1165414), (31, 676692), (36, 582707), (62, 338346), (93, 225564), (124, 169173), (186, 112782), (279, 75188), (372, 56391), (558, 37594), (1116, 18797)]