20701326

素因数分解:

$2^1\times 3^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{347}}^1$

素因数の和:576

約数の個数: 32

約数和(自身を含む): 42461568

約数和(自身を除く): 21760242

約数列:

[1, 2, 3, 6, 61, 122, 163, 183, 326, 347, 366, 489, 694, 978, 1041, 2082, 9943, 19886, 21167, 29829, 42334, 56561, 59658, 63501, 113122, 127002, 169683, 339366, 3450221, 6900442, 10350663, 20701326]

約数ペア:

[(1, 20701326), (2, 10350663), (3, 6900442), (6, 3450221), (61, 339366), (122, 169683), (163, 127002), (183, 113122), (326, 63501), (347, 59658), (366, 56561), (489, 42334), (694, 29829), (978, 21167), (1041, 19886), (2082, 9943)]