19860673088

素因数分解:

$2^6\times {\mathrm{431}}^1\times {\mathrm{720007}}^1$

素因数の和:720450

約数の個数: 28

約数和(自身を含む): 39502518912

約数和(自身を除く): 19641845824

約数列:

[1, 2, 4, 8, 16, 32, 64, 431, 862, 1724, 3448, 6896, 13792, 27584, 720007, 1440014, 2880028, 5760056, 11520112, 23040224, 46080448, 310323017, 620646034, 1241292068, 2482584136, 4965168272, 9930336544, 19860673088]

約数ペア:

[(1, 19860673088), (2, 9930336544), (4, 4965168272), (8, 2482584136), (16, 1241292068), (32, 620646034), (64, 310323017), (431, 46080448), (862, 23040224), (1724, 11520112), (3448, 5760056), (6896, 2880028), (13792, 1440014), (27584, 720007)]