9890488

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2099}}^1$

素因数の和:2155

約数の個数: 32

約数和(自身を含む): 20160000

約数和(自身を除く): 10269512

約数列:

[1, 2, 4, 8, 19, 31, 38, 62, 76, 124, 152, 248, 589, 1178, 2099, 2356, 4198, 4712, 8396, 16792, 39881, 65069, 79762, 130138, 159524, 260276, 319048, 520552, 1236311, 2472622, 4945244, 9890488]

約数ペア:

[(1, 9890488), (2, 4945244), (4, 2472622), (8, 1236311), (19, 520552), (31, 319048), (38, 260276), (62, 159524), (76, 130138), (124, 79762), (152, 65069), (248, 39881), (589, 16792), (1178, 8396), (2099, 4712), (2356, 4198)]