20172649772

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{5309}}^1\times {\mathrm{86357}}^1$

素因数の和:91681

約数の個数: 24

約数和(自身を含む): 38519122320

約数和(自身を除く): 18346472548

約数列:

[1, 2, 4, 11, 22, 44, 5309, 10618, 21236, 58399, 86357, 116798, 172714, 233596, 345428, 949927, 1899854, 3799708, 458469313, 916938626, 1833877252, 5043162443, 10086324886, 20172649772]

約数ペア:

[(1, 20172649772), (2, 10086324886), (4, 5043162443), (11, 1833877252), (22, 916938626), (44, 458469313), (5309, 3799708), (10618, 1899854), (21236, 949927), (58399, 345428), (86357, 233596), (116798, 172714)]