20538403712

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{5176009}}^1$

素因数の和:5176054

約数の個数: 32

約数和(自身を含む): 42236241600

約数和(自身を除く): 21697837888

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 3968, 5176009, 10352018, 20704036, 41408072, 82816144, 160456279, 165632288, 320912558, 331264576, 641825116, 662529152, 1283650232, 2567300464, 5134600928, 10269201856, 20538403712]

約数ペア:

[(1, 20538403712), (2, 10269201856), (4, 5134600928), (8, 2567300464), (16, 1283650232), (31, 662529152), (32, 641825116), (62, 331264576), (64, 320912558), (124, 165632288), (128, 160456279), (248, 82816144), (496, 41408072), (992, 20704036), (1984, 10352018), (3968, 5176009)]