19264554

素因数分解:

$2^1\times 3^6\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:274

約数の個数: 56

約数和(自身を含む): 44161572

約数和(自身を除く): 24897018

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 73, 81, 146, 162, 181, 219, 243, 362, 438, 486, 543, 657, 729, 1086, 1314, 1458, 1629, 1971, 3258, 3942, 4887, 5913, 9774, 11826, 13213, 14661, 17739, 26426, 29322, 35478, 39639, 43983, 53217, 79278, 87966, 106434, 118917, 131949, 237834, 263898, 356751, 713502, 1070253, 2140506, 3210759, 6421518, 9632277, 19264554]

約数ペア:

[(1, 19264554), (2, 9632277), (3, 6421518), (6, 3210759), (9, 2140506), (18, 1070253), (27, 713502), (54, 356751), (73, 263898), (81, 237834), (146, 131949), (162, 118917), (181, 106434), (219, 87966), (243, 79278), (362, 53217), (438, 43983), (486, 39639), (543, 35478), (657, 29322), (729, 26426), (1086, 17739), (1314, 14661), (1458, 13213), (1629, 11826), (1971, 9774), (3258, 5913), (3942, 4887)]