19003960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{27947}}^1$

素因数の和:27975

約数の個数: 32

約数和(自身を含む): 45275760

約数和(自身を除く): 26271800

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 27947, 55894, 111788, 139735, 223576, 279470, 475099, 558940, 950198, 1117880, 1900396, 2375495, 3800792, 4750990, 9501980, 19003960]

約数ペア:

[(1, 19003960), (2, 9501980), (4, 4750990), (5, 3800792), (8, 2375495), (10, 1900396), (17, 1117880), (20, 950198), (34, 558940), (40, 475099), (68, 279470), (85, 223576), (136, 139735), (170, 111788), (340, 55894), (680, 27947)]