20154078

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{97}}^2$

素因数の和:226

約数の個数: 72

約数和(自身を含む): 53391312

約数和(自身を除く): 33237234

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 51, 63, 97, 102, 119, 126, 153, 194, 238, 291, 306, 357, 582, 679, 714, 873, 1071, 1358, 1649, 1746, 2037, 2142, 3298, 4074, 4947, 6111, 9409, 9894, 11543, 12222, 14841, 18818, 23086, 28227, 29682, 34629, 56454, 65863, 69258, 84681, 103887, 131726, 159953, 169362, 197589, 207774, 319906, 395178, 479859, 592767, 959718, 1119671, 1185534, 1439577, 2239342, 2879154, 3359013, 6718026, 10077039, 20154078]

約数ペア:

[(1, 20154078), (2, 10077039), (3, 6718026), (6, 3359013), (7, 2879154), (9, 2239342), (14, 1439577), (17, 1185534), (18, 1119671), (21, 959718), (34, 592767), (42, 479859), (51, 395178), (63, 319906), (97, 207774), (102, 197589), (119, 169362), (126, 159953), (153, 131726), (194, 103887), (238, 84681), (291, 69258), (306, 65863), (357, 56454), (582, 34629), (679, 29682), (714, 28227), (873, 23086), (1071, 18818), (1358, 14841), (1649, 12222), (1746, 11543), (2037, 9894), (2142, 9409), (3298, 6111), (4074, 4947)]