11998079420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{19351741}}^1$

素因数の和:19351781

約数の個数: 24

約数和(自身を含む): 26008741248

約数和(自身を除く): 14010661828

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 19351741, 38703482, 77406964, 96758705, 193517410, 387034820, 599903971, 1199807942, 2399615884, 2999519855, 5999039710, 11998079420]

約数ペア:

[(1, 11998079420), (2, 5999039710), (4, 2999519855), (5, 2399615884), (10, 1199807942), (20, 599903971), (31, 387034820), (62, 193517410), (124, 96758705), (155, 77406964), (310, 38703482), (620, 19351741)]