1878448

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{821}}^1$

素因数の和:853

約数の個数: 40

約数和(自身を含む): 4280976

約数和(自身を除く): 2402528

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 572, 821, 1144, 1642, 2288, 3284, 6568, 9031, 10673, 13136, 18062, 21346, 36124, 42692, 72248, 85384, 117403, 144496, 170768, 234806, 469612, 939224, 1878448]

約数ペア:

[(1, 1878448), (2, 939224), (4, 469612), (8, 234806), (11, 170768), (13, 144496), (16, 117403), (22, 85384), (26, 72248), (44, 42692), (52, 36124), (88, 21346), (104, 18062), (143, 13136), (176, 10673), (208, 9031), (286, 6568), (572, 3284), (821, 2288), (1144, 1642)]