18580900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{14293}}^1$

素因数の和:14320

約数の個数: 36

約数和(自身を含む): 43425172

約数和(自身を除く): 24844272

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 14293, 28586, 57172, 71465, 142930, 185809, 285860, 357325, 371618, 714650, 743236, 929045, 1429300, 1858090, 3716180, 4645225, 9290450, 18580900]

約数ペア:

[(1, 18580900), (2, 9290450), (4, 4645225), (5, 3716180), (10, 1858090), (13, 1429300), (20, 929045), (25, 743236), (26, 714650), (50, 371618), (52, 357325), (65, 285860), (100, 185809), (130, 142930), (260, 71465), (325, 57172), (650, 28586), (1300, 14293)]