18428410

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1$

素因数の和:308

約数の個数: 96

約数和(自身を含む): 45505152

約数和(自身を除く): 27076742

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 35, 49, 55, 65, 70, 77, 91, 98, 110, 130, 143, 154, 182, 245, 263, 286, 385, 455, 490, 526, 539, 637, 715, 770, 910, 1001, 1078, 1274, 1315, 1430, 1841, 2002, 2630, 2695, 2893, 3185, 3419, 3682, 5005, 5390, 5786, 6370, 6838, 7007, 9205, 10010, 12887, 14014, 14465, 17095, 18410, 20251, 23933, 25774, 28930, 34190, 35035, 37609, 40502, 47866, 64435, 70070, 75218, 101255, 119665, 128870, 141757, 167531, 188045, 202510, 239330, 263263, 283514, 335062, 376090, 526526, 708785, 837655, 1316315, 1417570, 1675310, 1842841, 2632630, 3685682, 9214205, 18428410]

約数ペア:

[(1, 18428410), (2, 9214205), (5, 3685682), (7, 2632630), (10, 1842841), (11, 1675310), (13, 1417570), (14, 1316315), (22, 837655), (26, 708785), (35, 526526), (49, 376090), (55, 335062), (65, 283514), (70, 263263), (77, 239330), (91, 202510), (98, 188045), (110, 167531), (130, 141757), (143, 128870), (154, 119665), (182, 101255), (245, 75218), (263, 70070), (286, 64435), (385, 47866), (455, 40502), (490, 37609), (526, 35035), (539, 34190), (637, 28930), (715, 25774), (770, 23933), (910, 20251), (1001, 18410), (1078, 17095), (1274, 14465), (1315, 14014), (1430, 12887), (1841, 10010), (2002, 9205), (2630, 7007), (2695, 6838), (2893, 6370), (3185, 5786), (3419, 5390), (3682, 5005)]