20500812

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{15391}}^1$

素因数の和:15438

約数の個数: 36

約数和(自身を含む): 53225536

約数和(自身を除く): 32724724

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 666, 1332, 15391, 30782, 46173, 61564, 92346, 138519, 184692, 277038, 554076, 569467, 1138934, 1708401, 2277868, 3416802, 5125203, 6833604, 10250406, 20500812]

約数ペア:

[(1, 20500812), (2, 10250406), (3, 6833604), (4, 5125203), (6, 3416802), (9, 2277868), (12, 1708401), (18, 1138934), (36, 569467), (37, 554076), (74, 277038), (111, 184692), (148, 138519), (222, 92346), (333, 61564), (444, 46173), (666, 30782), (1332, 15391)]