19927128

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^3$

素因数の和:86

約数の個数: 96

約数和(自身を含む): 57315600

約数和(自身を除く): 37388472

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 34, 39, 51, 52, 68, 78, 102, 104, 136, 156, 169, 204, 221, 289, 312, 338, 408, 442, 507, 578, 663, 676, 867, 884, 1014, 1156, 1326, 1352, 1734, 1768, 2028, 2312, 2652, 2873, 3468, 3757, 4056, 4913, 5304, 5746, 6936, 7514, 8619, 9826, 11271, 11492, 14739, 15028, 17238, 19652, 22542, 22984, 29478, 30056, 34476, 39304, 45084, 48841, 58956, 63869, 68952, 90168, 97682, 117912, 127738, 146523, 191607, 195364, 255476, 293046, 383214, 390728, 510952, 586092, 766428, 830297, 1172184, 1532856, 1660594, 2490891, 3321188, 4981782, 6642376, 9963564, 19927128]

約数ペア:

[(1, 19927128), (2, 9963564), (3, 6642376), (4, 4981782), (6, 3321188), (8, 2490891), (12, 1660594), (13, 1532856), (17, 1172184), (24, 830297), (26, 766428), (34, 586092), (39, 510952), (51, 390728), (52, 383214), (68, 293046), (78, 255476), (102, 195364), (104, 191607), (136, 146523), (156, 127738), (169, 117912), (204, 97682), (221, 90168), (289, 68952), (312, 63869), (338, 58956), (408, 48841), (442, 45084), (507, 39304), (578, 34476), (663, 30056), (676, 29478), (867, 22984), (884, 22542), (1014, 19652), (1156, 17238), (1326, 15028), (1352, 14739), (1734, 11492), (1768, 11271), (2028, 9826), (2312, 8619), (2652, 7514), (2873, 6936), (3468, 5746), (3757, 5304), (4056, 4913)]