18039399

素因数分解:

$3^1\times 7^3\times {\mathrm{47}}^1\times {\mathrm{373}}^1$

素因数の和:444

約数の個数: 32

約数和(自身を含む): 28723200

約数和(自身を除く): 10683801

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 329, 343, 373, 987, 1029, 1119, 2303, 2611, 6909, 7833, 16121, 17531, 18277, 48363, 52593, 54831, 122717, 127939, 368151, 383817, 859019, 2577057, 6013133, 18039399]

約数ペア:

[(1, 18039399), (3, 6013133), (7, 2577057), (21, 859019), (47, 383817), (49, 368151), (141, 127939), (147, 122717), (329, 54831), (343, 52593), (373, 48363), (987, 18277), (1029, 17531), (1119, 16121), (2303, 7833), (2611, 6909)]