1917835490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1949}}^1\times {\mathrm{5179}}^1$

素因数の和:7154

約数の個数: 32

約数和(自身を含む): 3636360000

約数和(自身を除く): 1718524510

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 1949, 3898, 5179, 9745, 10358, 19490, 25895, 37031, 51790, 74062, 98401, 185155, 196802, 370310, 492005, 984010, 10093871, 20187742, 50469355, 100938710, 191783549, 383567098, 958917745, 1917835490]

約数ペア:

[(1, 1917835490), (2, 958917745), (5, 383567098), (10, 191783549), (19, 100938710), (38, 50469355), (95, 20187742), (190, 10093871), (1949, 984010), (3898, 492005), (5179, 370310), (9745, 196802), (10358, 185155), (19490, 98401), (25895, 74062), (37031, 51790)]