20247884

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{2273}}^1$

素因数の和:2425

約数の個数: 24

約数和(自身を含む): 37821168

約数和(自身を除く): 17573284

約数列:

[1, 2, 4, 17, 34, 68, 131, 262, 524, 2227, 2273, 4454, 4546, 8908, 9092, 38641, 77282, 154564, 297763, 595526, 1191052, 5061971, 10123942, 20247884]

約数ペア:

[(1, 20247884), (2, 10123942), (4, 5061971), (17, 1191052), (34, 595526), (68, 297763), (131, 154564), (262, 77282), (524, 38641), (2227, 9092), (2273, 8908), (4454, 4546)]