18789870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{587}}^1$

素因数の和:705

約数の個数: 64

約数和(自身を含む): 49787136

約数和(自身を除く): 30997266

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 97, 110, 165, 194, 291, 330, 485, 582, 587, 970, 1067, 1174, 1455, 1761, 2134, 2910, 2935, 3201, 3522, 5335, 5870, 6402, 6457, 8805, 10670, 12914, 16005, 17610, 19371, 32010, 32285, 38742, 56939, 64570, 96855, 113878, 170817, 193710, 284695, 341634, 569390, 626329, 854085, 1252658, 1708170, 1878987, 3131645, 3757974, 6263290, 9394935, 18789870]

約数ペア:

[(1, 18789870), (2, 9394935), (3, 6263290), (5, 3757974), (6, 3131645), (10, 1878987), (11, 1708170), (15, 1252658), (22, 854085), (30, 626329), (33, 569390), (55, 341634), (66, 284695), (97, 193710), (110, 170817), (165, 113878), (194, 96855), (291, 64570), (330, 56939), (485, 38742), (582, 32285), (587, 32010), (970, 19371), (1067, 17610), (1174, 16005), (1455, 12914), (1761, 10670), (2134, 8805), (2910, 6457), (2935, 6402), (3201, 5870), (3522, 5335)]