18289370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{7229}}^1$

素因数の和:7270

約数の個数: 32

約数和(自身を含む): 37480320

約数和(自身を除く): 19190950

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 7229, 14458, 36145, 72290, 79519, 159038, 166267, 332534, 397595, 795190, 831335, 1662670, 1828937, 3657874, 9144685, 18289370]

約数ペア:

[(1, 18289370), (2, 9144685), (5, 3657874), (10, 1828937), (11, 1662670), (22, 831335), (23, 795190), (46, 397595), (55, 332534), (110, 166267), (115, 159038), (230, 79519), (253, 72290), (506, 36145), (1265, 14458), (2530, 7229)]