19040845

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{383}}^1$

素因数の和:612

約数の個数: 16

約数和(自身を含む): 23427072

約数和(自身を除く): 4386227

約数列:

[1, 5, 61, 163, 305, 383, 815, 1915, 9943, 23363, 49715, 62429, 116815, 312145, 3808169, 19040845]

約数ペア:

[(1, 19040845), (5, 3808169), (61, 312145), (163, 116815), (305, 62429), (383, 49715), (815, 23363), (1915, 9943)]