20123681992

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1979119}}^1$

素因数の和:1979197

約数の個数: 32

約数和(自身を含む): 39899059200

約数和(自身を除く): 19775377208

約数列:

[1, 2, 4, 8, 31, 41, 62, 82, 124, 164, 248, 328, 1271, 2542, 5084, 10168, 1979119, 3958238, 7916476, 15832952, 61352689, 81143879, 122705378, 162287758, 245410756, 324575516, 490821512, 649151032, 2515460249, 5030920498, 10061840996, 20123681992]

約数ペア:

[(1, 20123681992), (2, 10061840996), (4, 5030920498), (8, 2515460249), (31, 649151032), (41, 490821512), (62, 324575516), (82, 245410756), (124, 162287758), (164, 122705378), (248, 81143879), (328, 61352689), (1271, 15832952), (2542, 7916476), (5084, 3958238), (10168, 1979119)]