20687394

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37889}}^1$

素因数の和:37914

約数の個数: 32

約数和(自身を含む): 50924160

約数和(自身を除く): 30236766

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 37889, 75778, 113667, 227334, 265223, 492557, 530446, 795669, 985114, 1477671, 1591338, 2955342, 3447899, 6895798, 10343697, 20687394]

約数ペア:

[(1, 20687394), (2, 10343697), (3, 6895798), (6, 3447899), (7, 2955342), (13, 1591338), (14, 1477671), (21, 985114), (26, 795669), (39, 530446), (42, 492557), (78, 265223), (91, 227334), (182, 113667), (273, 75778), (546, 37889)]