20199762088

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{1489}}^1\times {\mathrm{154159}}^1$

素因数の和:155665

約数の個数: 32

約数和(自身を含む): 41345712000

約数和(自身を除く): 21145949912

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 1489, 2978, 5956, 11912, 16379, 32758, 65516, 131032, 154159, 308318, 616636, 1233272, 1695749, 3391498, 6782996, 13565992, 229542751, 459085502, 918171004, 1836342008, 2524970261, 5049940522, 10099881044, 20199762088]

約数ペア:

[(1, 20199762088), (2, 10099881044), (4, 5049940522), (8, 2524970261), (11, 1836342008), (22, 918171004), (44, 459085502), (88, 229542751), (1489, 13565992), (2978, 6782996), (5956, 3391498), (11912, 1695749), (16379, 1233272), (32758, 616636), (65516, 308318), (131032, 154159)]