18247317520

素因数分解:

$2^4\times 5^1\times {\mathrm{2063}}^1\times {\mathrm{110563}}^1$

素因数の和:112639

約数の個数: 40

約数和(自身を含む): 42445961856

約数和(自身を除く): 24198644336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2063, 4126, 8252, 10315, 16504, 20630, 33008, 41260, 82520, 110563, 165040, 221126, 442252, 552815, 884504, 1105630, 1769008, 2211260, 4422520, 8845040, 228091469, 456182938, 912365876, 1140457345, 1824731752, 2280914690, 3649463504, 4561829380, 9123658760, 18247317520]

約数ペア:

[(1, 18247317520), (2, 9123658760), (4, 4561829380), (5, 3649463504), (8, 2280914690), (10, 1824731752), (16, 1140457345), (20, 912365876), (40, 456182938), (80, 228091469), (2063, 8845040), (4126, 4422520), (8252, 2211260), (10315, 1769008), (16504, 1105630), (20630, 884504), (33008, 552815), (41260, 442252), (82520, 221126), (110563, 165040)]