20849656

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{163}}^1\times {\mathrm{271}}^1$

素因数の和:499

約数の個数: 32

約数和(自身を含む): 40147200

約数和(自身を除く): 19297544

約数列:

[1, 2, 4, 8, 59, 118, 163, 236, 271, 326, 472, 542, 652, 1084, 1304, 2168, 9617, 15989, 19234, 31978, 38468, 44173, 63956, 76936, 88346, 127912, 176692, 353384, 2606207, 5212414, 10424828, 20849656]

約数ペア:

[(1, 20849656), (2, 10424828), (4, 5212414), (8, 2606207), (59, 353384), (118, 176692), (163, 127912), (236, 88346), (271, 76936), (326, 63956), (472, 44173), (542, 38468), (652, 31978), (1084, 19234), (1304, 15989), (2168, 9617)]