18465902

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{421}}^1$

素因数の和:684

約数の個数: 32

約数和(自身を含む): 34313664

約数和(自身を除く): 15847762

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 241, 421, 482, 842, 1687, 2947, 3133, 3374, 5473, 5894, 6266, 10946, 21931, 38311, 43862, 76622, 101461, 202922, 710227, 1318993, 1420454, 2637986, 9232951, 18465902]

約数ペア:

[(1, 18465902), (2, 9232951), (7, 2637986), (13, 1420454), (14, 1318993), (26, 710227), (91, 202922), (182, 101461), (241, 76622), (421, 43862), (482, 38311), (842, 21931), (1687, 10946), (2947, 6266), (3133, 5894), (3374, 5473)]