18442161

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{227}}^1$

素因数の和:315

約数の個数: 40

約数和(自身を含む): 29795040

約数和(自身を除く): 11352879

約数列:

[1, 3, 9, 17, 27, 51, 59, 81, 153, 177, 227, 459, 531, 681, 1003, 1377, 1593, 2043, 3009, 3859, 4779, 6129, 9027, 11577, 13393, 18387, 27081, 34731, 40179, 81243, 104193, 120537, 227681, 312579, 361611, 683043, 1084833, 2049129, 6147387, 18442161]

約数ペア:

[(1, 18442161), (3, 6147387), (9, 2049129), (17, 1084833), (27, 683043), (51, 361611), (59, 312579), (81, 227681), (153, 120537), (177, 104193), (227, 81243), (459, 40179), (531, 34731), (681, 27081), (1003, 18387), (1377, 13393), (1593, 11577), (2043, 9027), (3009, 6129), (3859, 4779)]