39955864

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{2357}}^1$

素因数の和:2539

約数の個数: 32

約数和(自身を含む): 81209520

約数和(自身を除く): 41253656

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 163, 326, 652, 1304, 2119, 2357, 4238, 4714, 8476, 9428, 16952, 18856, 30641, 61282, 122564, 245128, 384191, 768382, 1536764, 3073528, 4994483, 9988966, 19977932, 39955864]

約数ペア:

[(1, 39955864), (2, 19977932), (4, 9988966), (8, 4994483), (13, 3073528), (26, 1536764), (52, 768382), (104, 384191), (163, 245128), (326, 122564), (652, 61282), (1304, 30641), (2119, 18856), (2357, 16952), (4238, 9428), (4714, 8476)]