19128990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{10453}}^1$

素因数の和:10524

約数の個数: 32

約数和(自身を含む): 46666656

約数和(自身を除く): 27537666

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 122, 183, 305, 366, 610, 915, 1830, 10453, 20906, 31359, 52265, 62718, 104530, 156795, 313590, 637633, 1275266, 1912899, 3188165, 3825798, 6376330, 9564495, 19128990]

約数ペア:

[(1, 19128990), (2, 9564495), (3, 6376330), (5, 3825798), (6, 3188165), (10, 1912899), (15, 1275266), (30, 637633), (61, 313590), (122, 156795), (183, 104530), (305, 62718), (366, 52265), (610, 31359), (915, 20906), (1830, 10453)]