18539950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2593}}^1$

素因数の和:2629

約数の個数: 48

約数和(自身を含む): 40528656

約数和(自身を除く): 21988706

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 130, 143, 275, 286, 325, 550, 650, 715, 1430, 2593, 3575, 5186, 7150, 12965, 25930, 28523, 33709, 57046, 64825, 67418, 129650, 142615, 168545, 285230, 337090, 370799, 713075, 741598, 842725, 1426150, 1685450, 1853995, 3707990, 9269975, 18539950]

約数ペア:

[(1, 18539950), (2, 9269975), (5, 3707990), (10, 1853995), (11, 1685450), (13, 1426150), (22, 842725), (25, 741598), (26, 713075), (50, 370799), (55, 337090), (65, 285230), (110, 168545), (130, 142615), (143, 129650), (275, 67418), (286, 64825), (325, 57046), (550, 33709), (650, 28523), (715, 25930), (1430, 12965), (2593, 7150), (3575, 5186)]