18833518

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1361}}^1$

素因数の和:1428

約数の個数: 32

約数和(自身を含む): 33537888

約数和(自身を除く): 14704370

約数列:

[1, 2, 11, 17, 22, 34, 37, 74, 187, 374, 407, 629, 814, 1258, 1361, 2722, 6919, 13838, 14971, 23137, 29942, 46274, 50357, 100714, 254507, 509014, 553927, 856069, 1107854, 1712138, 9416759, 18833518]

約数ペア:

[(1, 18833518), (2, 9416759), (11, 1712138), (17, 1107854), (22, 856069), (34, 553927), (37, 509014), (74, 254507), (187, 100714), (374, 50357), (407, 46274), (629, 29942), (814, 23137), (1258, 14971), (1361, 13838), (2722, 6919)]