193801900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{102001}}^1$

素因数の和:102034

約数の個数: 36

約数和(自身を含む): 442688680

約数和(自身を除く): 248886780

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 102001, 204002, 408004, 510005, 1020010, 1938019, 2040020, 2550025, 3876038, 5100050, 7752076, 9690095, 10200100, 19380190, 38760380, 48450475, 96900950, 193801900]

約数ペア:

[(1, 193801900), (2, 96900950), (4, 48450475), (5, 38760380), (10, 19380190), (19, 10200100), (20, 9690095), (25, 7752076), (38, 5100050), (50, 3876038), (76, 2550025), (95, 2040020), (100, 1938019), (190, 1020010), (380, 510005), (475, 408004), (950, 204002), (1900, 102001)]