20305866

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{3529}}^1$

素因数の和:3678

約数の個数: 32

約数和(自身を含む): 46765440

約数和(自身を除く): 26459574

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 137, 274, 411, 822, 959, 1918, 2877, 3529, 5754, 7058, 10587, 21174, 24703, 49406, 74109, 148218, 483473, 966946, 1450419, 2900838, 3384311, 6768622, 10152933, 20305866]

約数ペア:

[(1, 20305866), (2, 10152933), (3, 6768622), (6, 3384311), (7, 2900838), (14, 1450419), (21, 966946), (42, 483473), (137, 148218), (274, 74109), (411, 49406), (822, 24703), (959, 21174), (1918, 10587), (2877, 7058), (3529, 5754)]