19648170

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:337

約数の個数: 80

約数和(自身を含む): 53526528

約数和(自身を除く): 33878358

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 127, 135, 162, 191, 254, 270, 381, 382, 405, 573, 635, 762, 810, 955, 1143, 1146, 1270, 1719, 1905, 1910, 2286, 2865, 3429, 3438, 3810, 5157, 5715, 5730, 6858, 8595, 10287, 10314, 11430, 15471, 17145, 17190, 20574, 24257, 25785, 30942, 34290, 48514, 51435, 51570, 72771, 77355, 102870, 121285, 145542, 154710, 218313, 242570, 363855, 436626, 654939, 727710, 1091565, 1309878, 1964817, 2183130, 3274695, 3929634, 6549390, 9824085, 19648170]

約数ペア:

[(1, 19648170), (2, 9824085), (3, 6549390), (5, 3929634), (6, 3274695), (9, 2183130), (10, 1964817), (15, 1309878), (18, 1091565), (27, 727710), (30, 654939), (45, 436626), (54, 363855), (81, 242570), (90, 218313), (127, 154710), (135, 145542), (162, 121285), (191, 102870), (254, 77355), (270, 72771), (381, 51570), (382, 51435), (405, 48514), (573, 34290), (635, 30942), (762, 25785), (810, 24257), (955, 20574), (1143, 17190), (1146, 17145), (1270, 15471), (1719, 11430), (1905, 10314), (1910, 10287), (2286, 8595), (2865, 6858), (3429, 5730), (3438, 5715), (3810, 5157)]