20049198

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{641}}^1$

素因数の和:1060

約数の個数: 32

約数和(自身を含む): 43358112

約数和(自身を除く): 23308914

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 401, 641, 802, 1203, 1282, 1923, 2406, 3846, 5213, 8333, 10426, 15639, 16666, 24999, 31278, 49998, 257041, 514082, 771123, 1542246, 3341533, 6683066, 10024599, 20049198]

約数ペア:

[(1, 20049198), (2, 10024599), (3, 6683066), (6, 3341533), (13, 1542246), (26, 771123), (39, 514082), (78, 257041), (401, 49998), (641, 31278), (802, 24999), (1203, 16666), (1282, 15639), (1923, 10426), (2406, 8333), (3846, 5213)]