19492740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{108293}}^1$

素因数の和:108308

約数の個数: 36

約数和(自身を含む): 59128524

約数和(自身を除く): 39635784

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 108293, 216586, 324879, 433172, 541465, 649758, 974637, 1082930, 1299516, 1624395, 1949274, 2165860, 3248790, 3898548, 4873185, 6497580, 9746370, 19492740]

約数ペア:

[(1, 19492740), (2, 9746370), (3, 6497580), (4, 4873185), (5, 3898548), (6, 3248790), (9, 2165860), (10, 1949274), (12, 1624395), (15, 1299516), (18, 1082930), (20, 974637), (30, 649758), (36, 541465), (45, 433172), (60, 324879), (90, 216586), (180, 108293)]