18229712

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{67021}}^1$

素因数の和:67046

約数の個数: 20

約数和(自身を含む): 37398276

約数和(自身を除く): 19168564

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 67021, 134042, 268084, 536168, 1072336, 1139357, 2278714, 4557428, 9114856, 18229712]

約数ペア:

[(1, 18229712), (2, 9114856), (4, 4557428), (8, 2278714), (16, 1139357), (17, 1072336), (34, 536168), (68, 268084), (136, 134042), (272, 67021)]