18464820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{277}}^1$

素因数の和:401

約数の個数: 96

約数和(自身を含む): 57165696

約数和(自身を除く): 38700876

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 101, 110, 132, 165, 202, 220, 277, 303, 330, 404, 505, 554, 606, 660, 831, 1010, 1108, 1111, 1212, 1385, 1515, 1662, 2020, 2222, 2770, 3030, 3047, 3324, 3333, 4155, 4444, 5540, 5555, 6060, 6094, 6666, 8310, 9141, 11110, 12188, 13332, 15235, 16620, 16665, 18282, 22220, 27977, 30470, 33330, 36564, 45705, 55954, 60940, 66660, 83931, 91410, 111908, 139885, 167862, 182820, 279770, 307747, 335724, 419655, 559540, 615494, 839310, 923241, 1230988, 1538735, 1678620, 1846482, 3077470, 3692964, 4616205, 6154940, 9232410, 18464820]

約数ペア:

[(1, 18464820), (2, 9232410), (3, 6154940), (4, 4616205), (5, 3692964), (6, 3077470), (10, 1846482), (11, 1678620), (12, 1538735), (15, 1230988), (20, 923241), (22, 839310), (30, 615494), (33, 559540), (44, 419655), (55, 335724), (60, 307747), (66, 279770), (101, 182820), (110, 167862), (132, 139885), (165, 111908), (202, 91410), (220, 83931), (277, 66660), (303, 60940), (330, 55954), (404, 45705), (505, 36564), (554, 33330), (606, 30470), (660, 27977), (831, 22220), (1010, 18282), (1108, 16665), (1111, 16620), (1212, 15235), (1385, 13332), (1515, 12188), (1662, 11110), (2020, 9141), (2222, 8310), (2770, 6666), (3030, 6094), (3047, 6060), (3324, 5555), (3333, 5540), (4155, 4444)]