291235664

素因数分解:

$2^4\times {\mathrm{997}}^1\times {\mathrm{18257}}^1$

素因数の和:19262

約数の個数: 20

約数和(自身を含む): 564866004

約数和(自身を除く): 273630340

約数列:

[1, 2, 4, 8, 16, 997, 1994, 3988, 7976, 15952, 18257, 36514, 73028, 146056, 292112, 18202229, 36404458, 72808916, 145617832, 291235664]

約数ペア:

[(1, 291235664), (2, 145617832), (4, 72808916), (8, 36404458), (16, 18202229), (997, 292112), (1994, 146056), (3988, 73028), (7976, 36514), (15952, 18257)]