19261250

素因数分解:

$2^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{811}}^1$

素因数の和:852

約数の個数: 40

約数和(自身を含む): 38050320

約数和(自身を除く): 18789070

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 125, 190, 250, 475, 625, 811, 950, 1250, 1622, 2375, 4055, 4750, 8110, 11875, 15409, 20275, 23750, 30818, 40550, 77045, 101375, 154090, 202750, 385225, 506875, 770450, 1013750, 1926125, 3852250, 9630625, 19261250]

約数ペア:

[(1, 19261250), (2, 9630625), (5, 3852250), (10, 1926125), (19, 1013750), (25, 770450), (38, 506875), (50, 385225), (95, 202750), (125, 154090), (190, 101375), (250, 77045), (475, 40550), (625, 30818), (811, 23750), (950, 20275), (1250, 15409), (1622, 11875), (2375, 8110), (4055, 4750)]