20862870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{99347}}^1$

素因数の和:99364

約数の個数: 32

約数和(自身を含む): 57224448

約数和(自身を除く): 36361578

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 99347, 198694, 298041, 496735, 596082, 695429, 993470, 1390858, 1490205, 2086287, 2980410, 3477145, 4172574, 6954290, 10431435, 20862870]

約数ペア:

[(1, 20862870), (2, 10431435), (3, 6954290), (5, 4172574), (6, 3477145), (7, 2980410), (10, 2086287), (14, 1490205), (15, 1390858), (21, 993470), (30, 695429), (35, 596082), (42, 496735), (70, 298041), (105, 198694), (210, 99347)]