20097558

素因数分解:

$2^1\times 3^5\times {\mathrm{13}}^1\times {\mathrm{3181}}^1$

素因数の和:3211

約数の個数: 48

約数和(自身を含む): 48646416

約数和(自身を除く): 28548858

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 243, 351, 486, 702, 1053, 2106, 3159, 3181, 6318, 6362, 9543, 19086, 28629, 41353, 57258, 82706, 85887, 124059, 171774, 248118, 257661, 372177, 515322, 744354, 772983, 1116531, 1545966, 2233062, 3349593, 6699186, 10048779, 20097558]

約数ペア:

[(1, 20097558), (2, 10048779), (3, 6699186), (6, 3349593), (9, 2233062), (13, 1545966), (18, 1116531), (26, 772983), (27, 744354), (39, 515322), (54, 372177), (78, 257661), (81, 248118), (117, 171774), (162, 124059), (234, 85887), (243, 82706), (351, 57258), (486, 41353), (702, 28629), (1053, 19086), (2106, 9543), (3159, 6362), (3181, 6318)]