20456499

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1033}}^1$

素因数の和:1107

約数の個数: 32

約数和(自身を含む): 33352704

約数和(自身を除く): 12896205

約数列:

[1, 3, 7, 21, 23, 41, 69, 123, 161, 287, 483, 861, 943, 1033, 2829, 3099, 6601, 7231, 19803, 21693, 23759, 42353, 71277, 127059, 166313, 296471, 498939, 889413, 974119, 2922357, 6818833, 20456499]

約数ペア:

[(1, 20456499), (3, 6818833), (7, 2922357), (21, 974119), (23, 889413), (41, 498939), (69, 296471), (123, 166313), (161, 127059), (287, 71277), (483, 42353), (861, 23759), (943, 21693), (1033, 19803), (2829, 7231), (3099, 6601)]