19231216

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{4159}}^1$

素因数の和:4201

約数の個数: 30

約数和(自身を含む): 39590720

約数和(自身を除く): 20359504

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 289, 578, 1156, 2312, 4159, 4624, 8318, 16636, 33272, 66544, 70703, 141406, 282812, 565624, 1131248, 1201951, 2403902, 4807804, 9615608, 19231216]

約数ペア:

[(1, 19231216), (2, 9615608), (4, 4807804), (8, 2403902), (16, 1201951), (17, 1131248), (34, 565624), (68, 282812), (136, 141406), (272, 70703), (289, 66544), (578, 33272), (1156, 16636), (2312, 8318), (4159, 4624)]