20135026821

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{881}}^1\times {\mathrm{83717}}^1$

素因数の和:84621

約数の個数: 32

約数和(自身を含む): 33079995648

約数和(自身を除く): 12944968827

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 881, 2643, 6167, 11453, 18501, 34359, 80171, 83717, 240513, 251151, 586019, 1088321, 1758057, 3264963, 7618247, 22854741, 73754677, 221264031, 516282739, 958810801, 1548848217, 2876432403, 6711675607, 20135026821]

約数ペア:

[(1, 20135026821), (3, 6711675607), (7, 2876432403), (13, 1548848217), (21, 958810801), (39, 516282739), (91, 221264031), (273, 73754677), (881, 22854741), (2643, 7618247), (6167, 3264963), (11453, 1758057), (18501, 1088321), (34359, 586019), (80171, 251151), (83717, 240513)]