18501392

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:256

約数の個数: 80

約数和(自身を含む): 44913792

約数和(自身を除く): 26412400

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 97, 104, 112, 131, 182, 194, 208, 262, 364, 388, 524, 679, 728, 776, 917, 1048, 1261, 1358, 1456, 1552, 1703, 1834, 2096, 2522, 2716, 3406, 3668, 5044, 5432, 6812, 7336, 8827, 10088, 10864, 11921, 12707, 13624, 14672, 17654, 20176, 23842, 25414, 27248, 35308, 47684, 50828, 70616, 88949, 95368, 101656, 141232, 165191, 177898, 190736, 203312, 330382, 355796, 660764, 711592, 1156337, 1321528, 1423184, 2312674, 2643056, 4625348, 9250696, 18501392]

約数ペア:

[(1, 18501392), (2, 9250696), (4, 4625348), (7, 2643056), (8, 2312674), (13, 1423184), (14, 1321528), (16, 1156337), (26, 711592), (28, 660764), (52, 355796), (56, 330382), (91, 203312), (97, 190736), (104, 177898), (112, 165191), (131, 141232), (182, 101656), (194, 95368), (208, 88949), (262, 70616), (364, 50828), (388, 47684), (524, 35308), (679, 27248), (728, 25414), (776, 23842), (917, 20176), (1048, 17654), (1261, 14672), (1358, 13624), (1456, 12707), (1552, 11921), (1703, 10864), (1834, 10088), (2096, 8827), (2522, 7336), (2716, 6812), (3406, 5432), (3668, 5044)]