20164196

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{4357}}^1$

素因数の和:4463

約数の個数: 24

約数和(自身を含む): 38437560

約数和(自身を除く): 18273364

約数列:

[1, 2, 4, 13, 26, 52, 89, 178, 356, 1157, 2314, 4357, 4628, 8714, 17428, 56641, 113282, 226564, 387773, 775546, 1551092, 5041049, 10082098, 20164196]

約数ペア:

[(1, 20164196), (2, 10082098), (4, 5041049), (13, 1551092), (26, 775546), (52, 387773), (89, 226564), (178, 113282), (356, 56641), (1157, 17428), (2314, 8714), (4357, 4628)]