20308472

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{4817}}^1$

素因数の和:4871

約数の個数: 32

約数和(自身を含む): 41627520

約数和(自身を除く): 21319048

約数列:

[1, 2, 4, 8, 17, 31, 34, 62, 68, 124, 136, 248, 527, 1054, 2108, 4216, 4817, 9634, 19268, 38536, 81889, 149327, 163778, 298654, 327556, 597308, 655112, 1194616, 2538559, 5077118, 10154236, 20308472]

約数ペア:

[(1, 20308472), (2, 10154236), (4, 5077118), (8, 2538559), (17, 1194616), (31, 655112), (34, 597308), (62, 327556), (68, 298654), (124, 163778), (136, 149327), (248, 81889), (527, 38536), (1054, 19268), (2108, 9634), (4216, 4817)]