18122970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{563}}^1$

素因数の和:639

約数の個数: 64

約数和(自身を含む): 46293120

約数和(自身を除く): 28170150

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 37, 58, 74, 87, 111, 145, 174, 185, 222, 290, 370, 435, 555, 563, 870, 1073, 1110, 1126, 1689, 2146, 2815, 3219, 3378, 5365, 5630, 6438, 8445, 10730, 16095, 16327, 16890, 20831, 32190, 32654, 41662, 48981, 62493, 81635, 97962, 104155, 124986, 163270, 208310, 244905, 312465, 489810, 604099, 624930, 1208198, 1812297, 3020495, 3624594, 6040990, 9061485, 18122970]

約数ペア:

[(1, 18122970), (2, 9061485), (3, 6040990), (5, 3624594), (6, 3020495), (10, 1812297), (15, 1208198), (29, 624930), (30, 604099), (37, 489810), (58, 312465), (74, 244905), (87, 208310), (111, 163270), (145, 124986), (174, 104155), (185, 97962), (222, 81635), (290, 62493), (370, 48981), (435, 41662), (555, 32654), (563, 32190), (870, 20831), (1073, 16890), (1110, 16327), (1126, 16095), (1689, 10730), (2146, 8445), (2815, 6438), (3219, 5630), (3378, 5365)]