20372936

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{2539}}^1$

素因数の和:2621

約数の個数: 32

約数和(自身を含む): 41148000

約数和(自身を除く): 20775064

約数列:

[1, 2, 4, 8, 17, 34, 59, 68, 118, 136, 236, 472, 1003, 2006, 2539, 4012, 5078, 8024, 10156, 20312, 43163, 86326, 149801, 172652, 299602, 345304, 599204, 1198408, 2546617, 5093234, 10186468, 20372936]

約数ペア:

[(1, 20372936), (2, 10186468), (4, 5093234), (8, 2546617), (17, 1198408), (34, 599204), (59, 345304), (68, 299602), (118, 172652), (136, 149801), (236, 86326), (472, 43163), (1003, 20312), (2006, 10156), (2539, 8024), (4012, 5078)]