163936180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{18757}}^1$

素因数の和:18808

約数の個数: 48

約数和(自身を含む): 378161280

約数和(自身を除く): 214225100

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 2185, 4370, 8740, 18757, 37514, 75028, 93785, 187570, 356383, 375140, 431411, 712766, 862822, 1425532, 1725644, 1781915, 2157055, 3563830, 4314110, 7127660, 8196809, 8628220, 16393618, 32787236, 40984045, 81968090, 163936180]

約数ペア:

[(1, 163936180), (2, 81968090), (4, 40984045), (5, 32787236), (10, 16393618), (19, 8628220), (20, 8196809), (23, 7127660), (38, 4314110), (46, 3563830), (76, 2157055), (92, 1781915), (95, 1725644), (115, 1425532), (190, 862822), (230, 712766), (380, 431411), (437, 375140), (460, 356383), (874, 187570), (1748, 93785), (2185, 75028), (4370, 37514), (8740, 18757)]