19675500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{1009}}^1$

素因数の和:1044

約数の個数: 96

約数和(自身を含む): 61763520

約数和(自身を除く): 42088020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 125, 130, 150, 156, 195, 250, 260, 300, 325, 375, 390, 500, 650, 750, 780, 975, 1009, 1300, 1500, 1625, 1950, 2018, 3027, 3250, 3900, 4036, 4875, 5045, 6054, 6500, 9750, 10090, 12108, 13117, 15135, 19500, 20180, 25225, 26234, 30270, 39351, 50450, 52468, 60540, 65585, 75675, 78702, 100900, 126125, 131170, 151350, 157404, 196755, 252250, 262340, 302700, 327925, 378375, 393510, 504500, 655850, 756750, 787020, 983775, 1311700, 1513500, 1639625, 1967550, 3279250, 3935100, 4918875, 6558500, 9837750, 19675500]

約数ペア:

[(1, 19675500), (2, 9837750), (3, 6558500), (4, 4918875), (5, 3935100), (6, 3279250), (10, 1967550), (12, 1639625), (13, 1513500), (15, 1311700), (20, 983775), (25, 787020), (26, 756750), (30, 655850), (39, 504500), (50, 393510), (52, 378375), (60, 327925), (65, 302700), (75, 262340), (78, 252250), (100, 196755), (125, 157404), (130, 151350), (150, 131170), (156, 126125), (195, 100900), (250, 78702), (260, 75675), (300, 65585), (325, 60540), (375, 52468), (390, 50450), (500, 39351), (650, 30270), (750, 26234), (780, 25225), (975, 20180), (1009, 19500), (1300, 15135), (1500, 13117), (1625, 12108), (1950, 10090), (2018, 9750), (3027, 6500), (3250, 6054), (3900, 5045), (4036, 4875)]