20182448

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{8821}}^1$

素因数の和:8853

約数の個数: 40

約数和(自身を含む): 45944976

約数和(自身を除く): 25762528

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 572, 1144, 2288, 8821, 17642, 35284, 70568, 97031, 114673, 141136, 194062, 229346, 388124, 458692, 776248, 917384, 1261403, 1552496, 1834768, 2522806, 5045612, 10091224, 20182448]

約数ペア:

[(1, 20182448), (2, 10091224), (4, 5045612), (8, 2522806), (11, 1834768), (13, 1552496), (16, 1261403), (22, 917384), (26, 776248), (44, 458692), (52, 388124), (88, 229346), (104, 194062), (143, 141136), (176, 114673), (208, 97031), (286, 70568), (572, 35284), (1144, 17642), (2288, 8821)]