18458888

素因数分解:

$2^3\times 7^4\times {\mathrm{31}}^2$

素因数の和:96

約数の個数: 60

約数和(自身を含む): 41720895

約数和(自身を除く): 23262007

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 49, 56, 62, 98, 124, 196, 217, 248, 343, 392, 434, 686, 868, 961, 1372, 1519, 1736, 1922, 2401, 2744, 3038, 3844, 4802, 6076, 6727, 7688, 9604, 10633, 12152, 13454, 19208, 21266, 26908, 42532, 47089, 53816, 74431, 85064, 94178, 148862, 188356, 297724, 329623, 376712, 595448, 659246, 1318492, 2307361, 2636984, 4614722, 9229444, 18458888]

約数ペア:

[(1, 18458888), (2, 9229444), (4, 4614722), (7, 2636984), (8, 2307361), (14, 1318492), (28, 659246), (31, 595448), (49, 376712), (56, 329623), (62, 297724), (98, 188356), (124, 148862), (196, 94178), (217, 85064), (248, 74431), (343, 53816), (392, 47089), (434, 42532), (686, 26908), (868, 21266), (961, 19208), (1372, 13454), (1519, 12152), (1736, 10633), (1922, 9604), (2401, 7688), (2744, 6727), (3038, 6076), (3844, 4802)]