17471980

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^2\times {\mathrm{311}}^1$

素因数の和:426

約数の個数: 36

約数和(自身を含む): 37516752

約数和(自身を除く): 20044772

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 311, 530, 622, 1060, 1244, 1555, 2809, 3110, 5618, 6220, 11236, 14045, 16483, 28090, 32966, 56180, 65932, 82415, 164830, 329660, 873599, 1747198, 3494396, 4367995, 8735990, 17471980]

約数ペア:

[(1, 17471980), (2, 8735990), (4, 4367995), (5, 3494396), (10, 1747198), (20, 873599), (53, 329660), (106, 164830), (212, 82415), (265, 65932), (311, 56180), (530, 32966), (622, 28090), (1060, 16483), (1244, 14045), (1555, 11236), (2809, 6220), (3110, 5618)]