18622010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:219

約数の個数: 64

約数和(自身を含む): 38928384

約数和(自身を除く): 20306374

約数列:

[1, 2, 5, 10, 11, 22, 31, 43, 55, 62, 86, 110, 127, 155, 215, 254, 310, 341, 430, 473, 635, 682, 946, 1270, 1333, 1397, 1705, 2365, 2666, 2794, 3410, 3937, 4730, 5461, 6665, 6985, 7874, 10922, 13330, 13970, 14663, 19685, 27305, 29326, 39370, 43307, 54610, 60071, 73315, 86614, 120142, 146630, 169291, 216535, 300355, 338582, 433070, 600710, 846455, 1692910, 1862201, 3724402, 9311005, 18622010]

約数ペア:

[(1, 18622010), (2, 9311005), (5, 3724402), (10, 1862201), (11, 1692910), (22, 846455), (31, 600710), (43, 433070), (55, 338582), (62, 300355), (86, 216535), (110, 169291), (127, 146630), (155, 120142), (215, 86614), (254, 73315), (310, 60071), (341, 54610), (430, 43307), (473, 39370), (635, 29326), (682, 27305), (946, 19685), (1270, 14663), (1333, 13970), (1397, 13330), (1705, 10922), (2365, 7874), (2666, 6985), (2794, 6665), (3410, 5461), (3937, 4730)]