19171020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{937}}^1$

素因数の和:991

約数の個数: 96

約数和(自身を含む): 60512256

約数和(自身を除く): 41341236

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 31, 33, 44, 55, 60, 62, 66, 93, 110, 124, 132, 155, 165, 186, 220, 310, 330, 341, 372, 465, 620, 660, 682, 930, 937, 1023, 1364, 1705, 1860, 1874, 2046, 2811, 3410, 3748, 4092, 4685, 5115, 5622, 6820, 9370, 10230, 10307, 11244, 14055, 18740, 20460, 20614, 28110, 29047, 30921, 41228, 51535, 56220, 58094, 61842, 87141, 103070, 116188, 123684, 145235, 154605, 174282, 206140, 290470, 309210, 319517, 348564, 435705, 580940, 618420, 639034, 871410, 958551, 1278068, 1597585, 1742820, 1917102, 3195170, 3834204, 4792755, 6390340, 9585510, 19171020]

約数ペア:

[(1, 19171020), (2, 9585510), (3, 6390340), (4, 4792755), (5, 3834204), (6, 3195170), (10, 1917102), (11, 1742820), (12, 1597585), (15, 1278068), (20, 958551), (22, 871410), (30, 639034), (31, 618420), (33, 580940), (44, 435705), (55, 348564), (60, 319517), (62, 309210), (66, 290470), (93, 206140), (110, 174282), (124, 154605), (132, 145235), (155, 123684), (165, 116188), (186, 103070), (220, 87141), (310, 61842), (330, 58094), (341, 56220), (372, 51535), (465, 41228), (620, 30921), (660, 29047), (682, 28110), (930, 20614), (937, 20460), (1023, 18740), (1364, 14055), (1705, 11244), (1860, 10307), (1874, 10230), (2046, 9370), (2811, 6820), (3410, 5622), (3748, 5115), (4092, 4685)]