19129620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{277}}^1\times {\mathrm{1151}}^1$

素因数の和:1440

約数の個数: 48

約数和(自身を含む): 53803008

約数和(自身を除く): 34673388

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 277, 554, 831, 1108, 1151, 1385, 1662, 2302, 2770, 3324, 3453, 4155, 4604, 5540, 5755, 6906, 8310, 11510, 13812, 16620, 17265, 23020, 34530, 69060, 318827, 637654, 956481, 1275308, 1594135, 1912962, 3188270, 3825924, 4782405, 6376540, 9564810, 19129620]

約数ペア:

[(1, 19129620), (2, 9564810), (3, 6376540), (4, 4782405), (5, 3825924), (6, 3188270), (10, 1912962), (12, 1594135), (15, 1275308), (20, 956481), (30, 637654), (60, 318827), (277, 69060), (554, 34530), (831, 23020), (1108, 17265), (1151, 16620), (1385, 13812), (1662, 11510), (2302, 8310), (2770, 6906), (3324, 5755), (3453, 5540), (4155, 4604)]