20055399

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{5651}}^1$

素因数の和:5687

約数の個数: 24

約数和(自身を含む): 33098112

約数和(自身を除く): 13042713

約数列:

[1, 3, 7, 13, 21, 39, 91, 169, 273, 507, 1183, 3549, 5651, 16953, 39557, 73463, 118671, 220389, 514241, 955019, 1542723, 2865057, 6685133, 20055399]

約数ペア:

[(1, 20055399), (3, 6685133), (7, 2865057), (13, 1542723), (21, 955019), (39, 514241), (91, 220389), (169, 118671), (273, 73463), (507, 39557), (1183, 16953), (3549, 5651)]