16919730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{5081}}^1$

素因数の和:5131

約数の個数: 48

約数和(自身を含む): 45189144

約数和(自身を除く): 28269414

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 37, 45, 74, 90, 111, 185, 222, 333, 370, 555, 666, 1110, 1665, 3330, 5081, 10162, 15243, 25405, 30486, 45729, 50810, 76215, 91458, 152430, 187997, 228645, 375994, 457290, 563991, 939985, 1127982, 1691973, 1879970, 2819955, 3383946, 5639910, 8459865, 16919730]

約数ペア:

[(1, 16919730), (2, 8459865), (3, 5639910), (5, 3383946), (6, 2819955), (9, 1879970), (10, 1691973), (15, 1127982), (18, 939985), (30, 563991), (37, 457290), (45, 375994), (74, 228645), (90, 187997), (111, 152430), (185, 91458), (222, 76215), (333, 50810), (370, 45729), (555, 30486), (666, 25405), (1110, 15243), (1665, 10162), (3330, 5081)]