18291184

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{67247}}^1$

素因数の和:67272

約数の個数: 20

約数和(自身を含む): 37524384

約数和(自身を除く): 19233200

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 67247, 134494, 268988, 537976, 1075952, 1143199, 2286398, 4572796, 9145592, 18291184]

約数ペア:

[(1, 18291184), (2, 9145592), (4, 4572796), (8, 2286398), (16, 1143199), (17, 1075952), (34, 537976), (68, 268988), (136, 134494), (272, 67247)]