19691028

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{78139}}^1$

素因数の和:78156

約数の個数: 36

約数和(自身を含む): 56885920

約数和(自身を除く): 37194892

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 78139, 156278, 234417, 312556, 468834, 546973, 703251, 937668, 1093946, 1406502, 1640919, 2187892, 2813004, 3281838, 4922757, 6563676, 9845514, 19691028]

約数ペア:

[(1, 19691028), (2, 9845514), (3, 6563676), (4, 4922757), (6, 3281838), (7, 2813004), (9, 2187892), (12, 1640919), (14, 1406502), (18, 1093946), (21, 937668), (28, 703251), (36, 546973), (42, 468834), (63, 312556), (84, 234417), (126, 156278), (252, 78139)]