20626416

素因数分解:

$2^4\times 3^2\times {\mathrm{143239}}^1$

素因数の和:143253

約数の個数: 30

約数和(自身を含む): 57725720

約数和(自身を除く): 37099304

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 143239, 286478, 429717, 572956, 859434, 1145912, 1289151, 1718868, 2291824, 2578302, 3437736, 5156604, 6875472, 10313208, 20626416]

約数ペア:

[(1, 20626416), (2, 10313208), (3, 6875472), (4, 5156604), (6, 3437736), (8, 2578302), (9, 2291824), (12, 1718868), (16, 1289151), (18, 1145912), (24, 859434), (36, 572956), (48, 429717), (72, 286478), (144, 143239)]