18853816

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{883}}^1$

素因数の和:1063

約数の個数: 32

約数和(自身を含む): 37711440

約数和(自身を除く): 18857624

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 157, 314, 628, 883, 1256, 1766, 2669, 3532, 5338, 7064, 10676, 15011, 21352, 30022, 60044, 120088, 138631, 277262, 554524, 1109048, 2356727, 4713454, 9426908, 18853816]

約数ペア:

[(1, 18853816), (2, 9426908), (4, 4713454), (8, 2356727), (17, 1109048), (34, 554524), (68, 277262), (136, 138631), (157, 120088), (314, 60044), (628, 30022), (883, 21352), (1256, 15011), (1766, 10676), (2669, 7064), (3532, 5338)]