19047250

素因数分解:

$2^1\times 5^3\times {\mathrm{61}}^1\times {\mathrm{1249}}^1$

素因数の和:1327

約数の個数: 32

約数和(自身を含む): 36270000

約数和(自身を除く): 17222750

約数列:

[1, 2, 5, 10, 25, 50, 61, 122, 125, 250, 305, 610, 1249, 1525, 2498, 3050, 6245, 7625, 12490, 15250, 31225, 62450, 76189, 152378, 156125, 312250, 380945, 761890, 1904725, 3809450, 9523625, 19047250]

約数ペア:

[(1, 19047250), (2, 9523625), (5, 3809450), (10, 1904725), (25, 761890), (50, 380945), (61, 312250), (122, 156125), (125, 152378), (250, 76189), (305, 62450), (610, 31225), (1249, 15250), (1525, 12490), (2498, 7625), (3050, 6245)]