19147830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1693}}^1$

素因数の和:1745

約数の個数: 64

約数和(自身を含む): 51226560

約数和(自身を除く): 32078730

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 29, 30, 39, 58, 65, 78, 87, 130, 145, 174, 195, 290, 377, 390, 435, 754, 870, 1131, 1693, 1885, 2262, 3386, 3770, 5079, 5655, 8465, 10158, 11310, 16930, 22009, 25395, 44018, 49097, 50790, 66027, 98194, 110045, 132054, 147291, 220090, 245485, 294582, 330135, 490970, 638261, 660270, 736455, 1276522, 1472910, 1914783, 3191305, 3829566, 6382610, 9573915, 19147830]

約数ペア:

[(1, 19147830), (2, 9573915), (3, 6382610), (5, 3829566), (6, 3191305), (10, 1914783), (13, 1472910), (15, 1276522), (26, 736455), (29, 660270), (30, 638261), (39, 490970), (58, 330135), (65, 294582), (78, 245485), (87, 220090), (130, 147291), (145, 132054), (174, 110045), (195, 98194), (290, 66027), (377, 50790), (390, 49097), (435, 44018), (754, 25395), (870, 22009), (1131, 16930), (1693, 11310), (1885, 10158), (2262, 8465), (3386, 5655), (3770, 5079)]