920821858

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{113}}^1\times {\mathrm{151}}^1\times {\mathrm{223}}^1$

素因数の和:511

約数の個数: 48

約数和(自身を含む): 1548707328

約数和(自身を除く): 627885470

約数列:

[1, 2, 11, 22, 113, 121, 151, 223, 226, 242, 302, 446, 1243, 1661, 2453, 2486, 3322, 4906, 13673, 17063, 18271, 25199, 26983, 27346, 33673, 34126, 36542, 50398, 53966, 67346, 187693, 277189, 370403, 375386, 554378, 740806, 2064623, 3049079, 3805049, 4074433, 4129246, 6098158, 7610098, 8148866, 41855539, 83711078, 460410929, 920821858]

約数ペア:

[(1, 920821858), (2, 460410929), (11, 83711078), (22, 41855539), (113, 8148866), (121, 7610098), (151, 6098158), (223, 4129246), (226, 4074433), (242, 3805049), (302, 3049079), (446, 2064623), (1243, 740806), (1661, 554378), (2453, 375386), (2486, 370403), (3322, 277189), (4906, 187693), (13673, 67346), (17063, 53966), (18271, 50398), (25199, 36542), (26983, 34126), (27346, 33673)]