18588688

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1301}}^1$

素因数の和:1375

約数の個数: 40

約数和(自身を含む): 38747520

約数和(自身を除く): 20158832

約数列:

[1, 2, 4, 8, 16, 19, 38, 47, 76, 94, 152, 188, 304, 376, 752, 893, 1301, 1786, 2602, 3572, 5204, 7144, 10408, 14288, 20816, 24719, 49438, 61147, 98876, 122294, 197752, 244588, 395504, 489176, 978352, 1161793, 2323586, 4647172, 9294344, 18588688]

約数ペア:

[(1, 18588688), (2, 9294344), (4, 4647172), (8, 2323586), (16, 1161793), (19, 978352), (38, 489176), (47, 395504), (76, 244588), (94, 197752), (152, 122294), (188, 98876), (304, 61147), (376, 49438), (752, 24719), (893, 20816), (1301, 14288), (1786, 10408), (2602, 7144), (3572, 5204)]