18572454

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{397}}^1$

素因数の和:541

約数の個数: 48

約数和(自身を含む): 42468192

約数和(自身を除く): 23895738

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 113, 138, 207, 226, 339, 397, 414, 678, 794, 1017, 1191, 2034, 2382, 2599, 3573, 5198, 7146, 7797, 9131, 15594, 18262, 23391, 27393, 44861, 46782, 54786, 82179, 89722, 134583, 164358, 269166, 403749, 807498, 1031803, 2063606, 3095409, 6190818, 9286227, 18572454]

約数ペア:

[(1, 18572454), (2, 9286227), (3, 6190818), (6, 3095409), (9, 2063606), (18, 1031803), (23, 807498), (46, 403749), (69, 269166), (113, 164358), (138, 134583), (207, 89722), (226, 82179), (339, 54786), (397, 46782), (414, 44861), (678, 27393), (794, 23391), (1017, 18262), (1191, 15594), (2034, 9131), (2382, 7797), (2599, 7146), (3573, 5198)]