20953322

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{947}}^1$

素因数の和:1022

約数の個数: 32

約数和(自身を含む): 36312192

約数和(自身を除く): 15358870

約数列:

[1, 2, 13, 23, 26, 37, 46, 74, 299, 481, 598, 851, 947, 962, 1702, 1894, 11063, 12311, 21781, 22126, 24622, 35039, 43562, 70078, 283153, 455507, 566306, 805897, 911014, 1611794, 10476661, 20953322]

約数ペア:

[(1, 20953322), (2, 10476661), (13, 1611794), (23, 911014), (26, 805897), (37, 566306), (46, 455507), (74, 283153), (299, 70078), (481, 43562), (598, 35039), (851, 24622), (947, 22126), (962, 21781), (1702, 12311), (1894, 11063)]