19510530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2633}}^1$

素因数の和:2675

約数の個数: 64

約数和(自身を含む): 53101440

約数和(自身を除く): 33590910

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 38, 39, 57, 65, 78, 95, 114, 130, 190, 195, 247, 285, 390, 494, 570, 741, 1235, 1482, 2470, 2633, 3705, 5266, 7410, 7899, 13165, 15798, 26330, 34229, 39495, 50027, 68458, 78990, 100054, 102687, 150081, 171145, 205374, 250135, 300162, 342290, 500270, 513435, 650351, 750405, 1026870, 1300702, 1500810, 1951053, 3251755, 3902106, 6503510, 9755265, 19510530]

約数ペア:

[(1, 19510530), (2, 9755265), (3, 6503510), (5, 3902106), (6, 3251755), (10, 1951053), (13, 1500810), (15, 1300702), (19, 1026870), (26, 750405), (30, 650351), (38, 513435), (39, 500270), (57, 342290), (65, 300162), (78, 250135), (95, 205374), (114, 171145), (130, 150081), (190, 102687), (195, 100054), (247, 78990), (285, 68458), (390, 50027), (494, 39495), (570, 34229), (741, 26330), (1235, 15798), (1482, 13165), (2470, 7899), (2633, 7410), (3705, 5266)]