20504208

素因数分解:

$2^4\times 3^1\times {\mathrm{109}}^1\times {\mathrm{3919}}^1$

素因数の和:4039

約数の個数: 40

約数和(自身を含む): 53468800

約数和(自身を除く): 32964592

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 109, 218, 327, 436, 654, 872, 1308, 1744, 2616, 3919, 5232, 7838, 11757, 15676, 23514, 31352, 47028, 62704, 94056, 188112, 427171, 854342, 1281513, 1708684, 2563026, 3417368, 5126052, 6834736, 10252104, 20504208]

約数ペア:

[(1, 20504208), (2, 10252104), (3, 6834736), (4, 5126052), (6, 3417368), (8, 2563026), (12, 1708684), (16, 1281513), (24, 854342), (48, 427171), (109, 188112), (218, 94056), (327, 62704), (436, 47028), (654, 31352), (872, 23514), (1308, 15676), (1744, 11757), (2616, 7838), (3919, 5232)]