19916472

素因数分解:

$2^3\times 3^1\times {\mathrm{257}}^1\times {\mathrm{3229}}^1$

素因数の和:3495

約数の個数: 32

約数和(自身を含む): 50000400

約数和(自身を除く): 30083928

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 257, 514, 771, 1028, 1542, 2056, 3084, 3229, 6168, 6458, 9687, 12916, 19374, 25832, 38748, 77496, 829853, 1659706, 2489559, 3319412, 4979118, 6638824, 9958236, 19916472]

約数ペア:

[(1, 19916472), (2, 9958236), (3, 6638824), (4, 4979118), (6, 3319412), (8, 2489559), (12, 1659706), (24, 829853), (257, 77496), (514, 38748), (771, 25832), (1028, 19374), (1542, 12916), (2056, 9687), (3084, 6458), (3229, 6168)]