18409890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{26681}}^1$

素因数の和:26714

約数の個数: 32

約数和(自身を含む): 46106496

約数和(自身を除く): 27696606

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 26681, 53362, 80043, 133405, 160086, 266810, 400215, 613663, 800430, 1227326, 1840989, 3068315, 3681978, 6136630, 9204945, 18409890]

約数ペア:

[(1, 18409890), (2, 9204945), (3, 6136630), (5, 3681978), (6, 3068315), (10, 1840989), (15, 1227326), (23, 800430), (30, 613663), (46, 400215), (69, 266810), (115, 160086), (138, 133405), (230, 80043), (345, 53362), (690, 26681)]