40178538

素因数分解:

$2^1\times 3^3\times {\mathrm{137}}^1\times {\mathrm{5431}}^1$

素因数の和:5579

約数の個数: 32

約数和(自身を含む): 89953920

約数和(自身を除く): 49775382

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 137, 274, 411, 822, 1233, 2466, 3699, 5431, 7398, 10862, 16293, 32586, 48879, 97758, 146637, 293274, 744047, 1488094, 2232141, 4464282, 6696423, 13392846, 20089269, 40178538]

約数ペア:

[(1, 40178538), (2, 20089269), (3, 13392846), (6, 6696423), (9, 4464282), (18, 2232141), (27, 1488094), (54, 744047), (137, 293274), (274, 146637), (411, 97758), (822, 48879), (1233, 32586), (2466, 16293), (3699, 10862), (5431, 7398)]