18351190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{313}}^1$

素因数の和:385

約数の個数: 64

約数和(自身を含む): 39880512

約数和(自身を除く): 21529322

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 41, 55, 65, 82, 110, 130, 143, 205, 286, 313, 410, 451, 533, 626, 715, 902, 1066, 1430, 1565, 2255, 2665, 3130, 3443, 4069, 4510, 5330, 5863, 6886, 8138, 11726, 12833, 17215, 20345, 25666, 29315, 34430, 40690, 44759, 58630, 64165, 89518, 128330, 141163, 166829, 223795, 282326, 333658, 447590, 705815, 834145, 1411630, 1668290, 1835119, 3670238, 9175595, 18351190]

約数ペア:

[(1, 18351190), (2, 9175595), (5, 3670238), (10, 1835119), (11, 1668290), (13, 1411630), (22, 834145), (26, 705815), (41, 447590), (55, 333658), (65, 282326), (82, 223795), (110, 166829), (130, 141163), (143, 128330), (205, 89518), (286, 64165), (313, 58630), (410, 44759), (451, 40690), (533, 34430), (626, 29315), (715, 25666), (902, 20345), (1066, 17215), (1430, 12833), (1565, 11726), (2255, 8138), (2665, 6886), (3130, 5863), (3443, 5330), (4069, 4510)]