20181252

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{18481}}^1$

素因数の和:18508

約数の個数: 48

約数和(自身を含む): 57959552

約数和(自身を除く): 37778300

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 18481, 36962, 55443, 73924, 110886, 129367, 221772, 240253, 258734, 388101, 480506, 517468, 720759, 776202, 961012, 1441518, 1552404, 1681771, 2883036, 3363542, 5045313, 6727084, 10090626, 20181252]

約数ペア:

[(1, 20181252), (2, 10090626), (3, 6727084), (4, 5045313), (6, 3363542), (7, 2883036), (12, 1681771), (13, 1552404), (14, 1441518), (21, 961012), (26, 776202), (28, 720759), (39, 517468), (42, 480506), (52, 388101), (78, 258734), (84, 240253), (91, 221772), (156, 129367), (182, 110886), (273, 73924), (364, 55443), (546, 36962), (1092, 18481)]