19922838

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1567}}^1$

素因数の和:1748

約数の個数: 32

約数和(自身を含む): 43201536

約数和(自身を除く): 23278698

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 163, 326, 489, 978, 1567, 2119, 3134, 4238, 4701, 6357, 9402, 12714, 20371, 40742, 61113, 122226, 255421, 510842, 766263, 1532526, 3320473, 6640946, 9961419, 19922838]

約数ペア:

[(1, 19922838), (2, 9961419), (3, 6640946), (6, 3320473), (13, 1532526), (26, 766263), (39, 510842), (78, 255421), (163, 122226), (326, 61113), (489, 40742), (978, 20371), (1567, 12714), (2119, 9402), (3134, 6357), (4238, 4701)]