20461623

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{311}}^1$

素因数の和:575

約数の個数: 32

約数和(自身を含む): 33825792

約数和(自身を除く): 13364169

約数列:

[1, 3, 7, 13, 21, 39, 91, 241, 273, 311, 723, 933, 1687, 2177, 3133, 4043, 5061, 6531, 9399, 12129, 21931, 28301, 65793, 74951, 84903, 224853, 524657, 974363, 1573971, 2923089, 6820541, 20461623]

約数ペア:

[(1, 20461623), (3, 6820541), (7, 2923089), (13, 1573971), (21, 974363), (39, 524657), (91, 224853), (241, 84903), (273, 74951), (311, 65793), (723, 28301), (933, 21931), (1687, 12129), (2177, 9399), (3133, 6531), (4043, 5061)]