18487470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{193}}^1$

素因数の和:337

約数の個数: 64

約数和(自身を含む): 46485504

約数和(自身を除く): 27998034

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 103, 155, 186, 193, 206, 309, 310, 386, 465, 515, 579, 618, 930, 965, 1030, 1158, 1545, 1930, 2895, 3090, 3193, 5790, 5983, 6386, 9579, 11966, 15965, 17949, 19158, 19879, 29915, 31930, 35898, 39758, 47895, 59637, 59830, 89745, 95790, 99395, 119274, 179490, 198790, 298185, 596370, 616249, 1232498, 1848747, 3081245, 3697494, 6162490, 9243735, 18487470]

約数ペア:

[(1, 18487470), (2, 9243735), (3, 6162490), (5, 3697494), (6, 3081245), (10, 1848747), (15, 1232498), (30, 616249), (31, 596370), (62, 298185), (93, 198790), (103, 179490), (155, 119274), (186, 99395), (193, 95790), (206, 89745), (309, 59830), (310, 59637), (386, 47895), (465, 39758), (515, 35898), (579, 31930), (618, 29915), (930, 19879), (965, 19158), (1030, 17949), (1158, 15965), (1545, 11966), (1930, 9579), (2895, 6386), (3090, 5983), (3193, 5790)]