17890894

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{653}}^1$

素因数の和:784

約数の個数: 32

約数和(自身を含む): 32647680

約数和(自身を除く): 14756786

約数列:

[1, 2, 7, 14, 19, 38, 103, 133, 206, 266, 653, 721, 1306, 1442, 1957, 3914, 4571, 9142, 12407, 13699, 24814, 27398, 67259, 86849, 134518, 173698, 470813, 941626, 1277921, 2555842, 8945447, 17890894]

約数ペア:

[(1, 17890894), (2, 8945447), (7, 2555842), (14, 1277921), (19, 941626), (38, 470813), (103, 173698), (133, 134518), (206, 86849), (266, 67259), (653, 27398), (721, 24814), (1306, 13699), (1442, 12407), (1957, 9142), (3914, 4571)]