17918785888

素因数分解:

$2^5\times {\mathrm{197}}^1\times {\mathrm{997}}^1\times {\mathrm{2851}}^1$

素因数の和:4055

約数の個数: 48

約数和(自身を含む): 35504696304

約数和(自身を除く): 17585910416

約数列:

[1, 2, 4, 8, 16, 32, 197, 394, 788, 997, 1576, 1994, 2851, 3152, 3988, 5702, 6304, 7976, 11404, 15952, 22808, 31904, 45616, 91232, 196409, 392818, 561647, 785636, 1123294, 1571272, 2246588, 2842447, 3142544, 4493176, 5684894, 6285088, 8986352, 11369788, 17972704, 22739576, 45479152, 90958304, 559962059, 1119924118, 2239848236, 4479696472, 8959392944, 17918785888]

約数ペア:

[(1, 17918785888), (2, 8959392944), (4, 4479696472), (8, 2239848236), (16, 1119924118), (32, 559962059), (197, 90958304), (394, 45479152), (788, 22739576), (997, 17972704), (1576, 11369788), (1994, 8986352), (2851, 6285088), (3152, 5684894), (3988, 4493176), (5702, 3142544), (6304, 2842447), (7976, 2246588), (11404, 1571272), (15952, 1123294), (22808, 785636), (31904, 561647), (45616, 392818), (91232, 196409)]