17491884

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{311}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 42282240

約数和(自身を除く): 24790356

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 109, 129, 172, 218, 258, 311, 327, 436, 516, 622, 654, 933, 1244, 1308, 1866, 3732, 4687, 9374, 13373, 14061, 18748, 26746, 28122, 33899, 40119, 53492, 56244, 67798, 80238, 101697, 135596, 160476, 203394, 406788, 1457657, 2915314, 4372971, 5830628, 8745942, 17491884]

約数ペア:

[(1, 17491884), (2, 8745942), (3, 5830628), (4, 4372971), (6, 2915314), (12, 1457657), (43, 406788), (86, 203394), (109, 160476), (129, 135596), (172, 101697), (218, 80238), (258, 67798), (311, 56244), (327, 53492), (436, 40119), (516, 33899), (622, 28122), (654, 26746), (933, 18748), (1244, 14061), (1308, 13373), (1866, 9374), (3732, 4687)]