18696574

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{17539}}^1$

素因数の和:17595

約数の個数: 16

約数和(自身を含む): 30940560

約数和(自身を除く): 12243986

約数列:

[1, 2, 13, 26, 41, 82, 533, 1066, 17539, 35078, 228007, 456014, 719099, 1438198, 9348287, 18696574]

約数ペア:

[(1, 18696574), (2, 9348287), (13, 1438198), (26, 719099), (41, 456014), (82, 228007), (533, 35078), (1066, 17539)]