18706626

素因数分解:

$2^1\times 3^5\times {\mathrm{61}}^1\times {\mathrm{631}}^1$

素因数の和:709

約数の個数: 48

約数和(自身を含む): 42788928

約数和(自身を除く): 24082302

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 61, 81, 122, 162, 183, 243, 366, 486, 549, 631, 1098, 1262, 1647, 1893, 3294, 3786, 4941, 5679, 9882, 11358, 14823, 17037, 29646, 34074, 38491, 51111, 76982, 102222, 115473, 153333, 230946, 306666, 346419, 692838, 1039257, 2078514, 3117771, 6235542, 9353313, 18706626]

約数ペア:

[(1, 18706626), (2, 9353313), (3, 6235542), (6, 3117771), (9, 2078514), (18, 1039257), (27, 692838), (54, 346419), (61, 306666), (81, 230946), (122, 153333), (162, 115473), (183, 102222), (243, 76982), (366, 51111), (486, 38491), (549, 34074), (631, 29646), (1098, 17037), (1262, 14823), (1647, 11358), (1893, 9882), (3294, 5679), (3786, 4941)]