19643724

素因数分解:

$2^2\times 3^2\times {\mathrm{89}}^1\times {\mathrm{6131}}^1$

素因数の和:6230

約数の個数: 36

約数和(自身を含む): 50221080

約数和(自身を除く): 30577356

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 89, 178, 267, 356, 534, 801, 1068, 1602, 3204, 6131, 12262, 18393, 24524, 36786, 55179, 73572, 110358, 220716, 545659, 1091318, 1636977, 2182636, 3273954, 4910931, 6547908, 9821862, 19643724]

約数ペア:

[(1, 19643724), (2, 9821862), (3, 6547908), (4, 4910931), (6, 3273954), (9, 2182636), (12, 1636977), (18, 1091318), (36, 545659), (89, 220716), (178, 110358), (267, 73572), (356, 55179), (534, 36786), (801, 24524), (1068, 18393), (1602, 12262), (3204, 6131)]