20703522

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{8081}}^1$

素因数の和:8154

約数の個数: 32

約数和(自身を含む): 48104064

約数和(自身を除く): 27400542

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 61, 122, 183, 366, 427, 854, 1281, 2562, 8081, 16162, 24243, 48486, 56567, 113134, 169701, 339402, 492941, 985882, 1478823, 2957646, 3450587, 6901174, 10351761, 20703522]

約数ペア:

[(1, 20703522), (2, 10351761), (3, 6901174), (6, 3450587), (7, 2957646), (14, 1478823), (21, 985882), (42, 492941), (61, 339402), (122, 169701), (183, 113134), (366, 56567), (427, 48486), (854, 24243), (1281, 16162), (2562, 8081)]