20054008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{1277}}^1$

素因数の和:1447

約数の個数: 32

約数和(自身を含む): 40793760

約数和(自身を除く): 20739752

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 151, 302, 604, 1208, 1277, 1963, 2554, 3926, 5108, 7852, 10216, 15704, 16601, 33202, 66404, 132808, 192827, 385654, 771308, 1542616, 2506751, 5013502, 10027004, 20054008]

約数ペア:

[(1, 20054008), (2, 10027004), (4, 5013502), (8, 2506751), (13, 1542616), (26, 771308), (52, 385654), (104, 192827), (151, 132808), (302, 66404), (604, 33202), (1208, 16601), (1277, 15704), (1963, 10216), (2554, 7852), (3926, 5108)]