20624331

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2437}}^1$

素因数の和:2491

約数の個数: 32

約数和(自身を含む): 34951168

約数和(自身を除く): 14326837

約数列:

[1, 3, 7, 13, 21, 31, 39, 91, 93, 217, 273, 403, 651, 1209, 2437, 2821, 7311, 8463, 17059, 31681, 51177, 75547, 95043, 221767, 226641, 528829, 665301, 982111, 1586487, 2946333, 6874777, 20624331]

約数ペア:

[(1, 20624331), (3, 6874777), (7, 2946333), (13, 1586487), (21, 982111), (31, 665301), (39, 528829), (91, 226641), (93, 221767), (217, 95043), (273, 75547), (403, 51177), (651, 31681), (1209, 17059), (2437, 8463), (2821, 7311)]