18248968

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{569}}^1$

素因数の和:805

約数の個数: 32

約数和(自身を含む): 36252000

約数和(自身を除く): 18003032

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 211, 422, 569, 844, 1138, 1688, 2276, 4009, 4552, 8018, 10811, 16036, 21622, 32072, 43244, 86488, 120059, 240118, 480236, 960472, 2281121, 4562242, 9124484, 18248968]

約数ペア:

[(1, 18248968), (2, 9124484), (4, 4562242), (8, 2281121), (19, 960472), (38, 480236), (76, 240118), (152, 120059), (211, 86488), (422, 43244), (569, 32072), (844, 21622), (1138, 16036), (1688, 10811), (2276, 8018), (4009, 4552)]