18810654

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{397}}^1$

素因数の和:604

約数の個数: 32

約数和(自身を含む): 38685600

約数和(自身を除く): 19874946

約数列:

[1, 2, 3, 6, 53, 106, 149, 159, 298, 318, 397, 447, 794, 894, 1191, 2382, 7897, 15794, 21041, 23691, 42082, 47382, 59153, 63123, 118306, 126246, 177459, 354918, 3135109, 6270218, 9405327, 18810654]

約数ペア:

[(1, 18810654), (2, 9405327), (3, 6270218), (6, 3135109), (53, 354918), (106, 177459), (149, 126246), (159, 118306), (298, 63123), (318, 59153), (397, 47382), (447, 42082), (794, 23691), (894, 21041), (1191, 15794), (2382, 7897)]