20866008

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{20219}}^1$

素因数の和:20271

約数の個数: 32

約数和(自身を含む): 53380800

約数和(自身を除く): 32514792

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 20219, 40438, 60657, 80876, 121314, 161752, 242628, 485256, 869417, 1738834, 2608251, 3477668, 5216502, 6955336, 10433004, 20866008]

約数ペア:

[(1, 20866008), (2, 10433004), (3, 6955336), (4, 5216502), (6, 3477668), (8, 2608251), (12, 1738834), (24, 869417), (43, 485256), (86, 242628), (129, 161752), (172, 121314), (258, 80876), (344, 60657), (516, 40438), (1032, 20219)]