19389146

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1987}}^1$

素因数の和:2054

約数の個数: 32

約数和(自身を含む): 36070272

約数和(自身を除く): 16681126

約数列:

[1, 2, 7, 14, 17, 34, 41, 82, 119, 238, 287, 574, 697, 1394, 1987, 3974, 4879, 9758, 13909, 27818, 33779, 67558, 81467, 162934, 236453, 472906, 570269, 1140538, 1384939, 2769878, 9694573, 19389146]

約数ペア:

[(1, 19389146), (2, 9694573), (7, 2769878), (14, 1384939), (17, 1140538), (34, 570269), (41, 472906), (82, 236453), (119, 162934), (238, 81467), (287, 67558), (574, 33779), (697, 27818), (1394, 13909), (1987, 9758), (3974, 4879)]