20034608

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1699}}^1$

素因数の和:1785

約数の個数: 40

約数和(自身を含む): 43003200

約数和(自身を除く): 22968592

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 67, 88, 134, 176, 268, 536, 737, 1072, 1474, 1699, 2948, 3398, 5896, 6796, 11792, 13592, 18689, 27184, 37378, 74756, 113833, 149512, 227666, 299024, 455332, 910664, 1252163, 1821328, 2504326, 5008652, 10017304, 20034608]

約数ペア:

[(1, 20034608), (2, 10017304), (4, 5008652), (8, 2504326), (11, 1821328), (16, 1252163), (22, 910664), (44, 455332), (67, 299024), (88, 227666), (134, 149512), (176, 113833), (268, 74756), (536, 37378), (737, 27184), (1072, 18689), (1474, 13592), (1699, 11792), (2948, 6796), (3398, 5896)]