218219992

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{311}}^1\times {\mathrm{631}}^1$

素因数の和:1087

約数の個数: 32

約数和(自身を含む): 414086400

約数和(自身を除く): 195866408

約数列:

[1, 2, 4, 8, 139, 278, 311, 556, 622, 631, 1112, 1244, 1262, 2488, 2524, 5048, 43229, 86458, 87709, 172916, 175418, 196241, 345832, 350836, 392482, 701672, 784964, 1569928, 27277499, 54554998, 109109996, 218219992]

約数ペア:

[(1, 218219992), (2, 109109996), (4, 54554998), (8, 27277499), (139, 1569928), (278, 784964), (311, 701672), (556, 392482), (622, 350836), (631, 345832), (1112, 196241), (1244, 175418), (1262, 172916), (2488, 87709), (2524, 86458), (5048, 43229)]