20768968

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{13883}}^1$

素因数の和:13917

約数の個数: 32

約数和(自身を含む): 44984160

約数和(自身を除く): 24215192

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 748, 1496, 13883, 27766, 55532, 111064, 152713, 236011, 305426, 472022, 610852, 944044, 1221704, 1888088, 2596121, 5192242, 10384484, 20768968]

約数ペア:

[(1, 20768968), (2, 10384484), (4, 5192242), (8, 2596121), (11, 1888088), (17, 1221704), (22, 944044), (34, 610852), (44, 472022), (68, 305426), (88, 236011), (136, 152713), (187, 111064), (374, 55532), (748, 27766), (1496, 13883)]