18438018

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{821}}^1$

素因数の和:1042

約数の個数: 32

約数和(自身を含む): 39061440

約数和(自身を除く): 20623422

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 197, 394, 591, 821, 1182, 1642, 2463, 3743, 4926, 7486, 11229, 15599, 22458, 31198, 46797, 93594, 161737, 323474, 485211, 970422, 3073003, 6146006, 9219009, 18438018]

約数ペア:

[(1, 18438018), (2, 9219009), (3, 6146006), (6, 3073003), (19, 970422), (38, 485211), (57, 323474), (114, 161737), (197, 93594), (394, 46797), (591, 31198), (821, 22458), (1182, 15599), (1642, 11229), (2463, 7486), (3743, 4926)]