19878932

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{2579}}^1$

素因数の和:2671

約数の個数: 24

約数和(自身を含む): 36408960

約数和(自身を除く): 16530028

約数列:

[1, 2, 4, 41, 47, 82, 94, 164, 188, 1927, 2579, 3854, 5158, 7708, 10316, 105739, 121213, 211478, 242426, 422956, 484852, 4969733, 9939466, 19878932]

約数ペア:

[(1, 19878932), (2, 9939466), (4, 4969733), (41, 484852), (47, 422956), (82, 242426), (94, 211478), (164, 121213), (188, 105739), (1927, 10316), (2579, 7708), (3854, 5158)]