18009004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{8447}}^1$

素因数の和:8505

約数の個数: 24

約数和(自身を含む): 34771968

約数和(自身を除く): 16762964

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 164, 533, 1066, 2132, 8447, 16894, 33788, 109811, 219622, 346327, 439244, 692654, 1385308, 4502251, 9004502, 18009004]

約数ペア:

[(1, 18009004), (2, 9004502), (4, 4502251), (13, 1385308), (26, 692654), (41, 439244), (52, 346327), (82, 219622), (164, 109811), (533, 33788), (1066, 16894), (2132, 8447)]