17930770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{12539}}^1$

素因数の和:12570

約数の個数: 32

約数和(自身を含む): 37920960

約数和(自身を除く): 19990190

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 12539, 25078, 62695, 125390, 137929, 163007, 275858, 326014, 689645, 815035, 1379290, 1630070, 1793077, 3586154, 8965385, 17930770]

約数ペア:

[(1, 17930770), (2, 8965385), (5, 3586154), (10, 1793077), (11, 1630070), (13, 1379290), (22, 815035), (26, 689645), (55, 326014), (65, 275858), (110, 163007), (130, 137929), (143, 125390), (286, 62695), (715, 25078), (1430, 12539)]