18442184860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^2\times {\mathrm{45337}}^1$

素因数の和:45443

約数の個数: 72

約数和(自身を含む): 43255716336

約数和(自身を除く): 24813531476

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1849, 1892, 2365, 3698, 4730, 7396, 9245, 9460, 18490, 20339, 36980, 40678, 45337, 81356, 90674, 101695, 181348, 203390, 226685, 406780, 453370, 498707, 906740, 997414, 1949491, 1994828, 2493535, 3898982, 4987070, 7797964, 9747455, 9974140, 19494910, 21444401, 38989820, 42888802, 83828113, 85777604, 107222005, 167656226, 214444010, 335312452, 419140565, 428888020, 838281130, 922109243, 1676562260, 1844218486, 3688436972, 4610546215, 9221092430, 18442184860]

約数ペア:

[(1, 18442184860), (2, 9221092430), (4, 4610546215), (5, 3688436972), (10, 1844218486), (11, 1676562260), (20, 922109243), (22, 838281130), (43, 428888020), (44, 419140565), (55, 335312452), (86, 214444010), (110, 167656226), (172, 107222005), (215, 85777604), (220, 83828113), (430, 42888802), (473, 38989820), (860, 21444401), (946, 19494910), (1849, 9974140), (1892, 9747455), (2365, 7797964), (3698, 4987070), (4730, 3898982), (7396, 2493535), (9245, 1994828), (9460, 1949491), (18490, 997414), (20339, 906740), (36980, 498707), (40678, 453370), (45337, 406780), (81356, 226685), (90674, 203390), (101695, 181348)]