20464548

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{10091}}^1$

素因数の和:10124

約数の個数: 36

約数和(自身を含む): 51711408

約数和(自身を除く): 31246860

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 169, 338, 507, 676, 1014, 2028, 10091, 20182, 30273, 40364, 60546, 121092, 131183, 262366, 393549, 524732, 787098, 1574196, 1705379, 3410758, 5116137, 6821516, 10232274, 20464548]

約数ペア:

[(1, 20464548), (2, 10232274), (3, 6821516), (4, 5116137), (6, 3410758), (12, 1705379), (13, 1574196), (26, 787098), (39, 524732), (52, 393549), (78, 262366), (156, 131183), (169, 121092), (338, 60546), (507, 40364), (676, 30273), (1014, 20182), (2028, 10091)]