18860346

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:351

約数の個数: 48

約数和(自身を含む): 42218280

約数和(自身を除く): 23357934

約数列:

[1, 2, 3, 6, 9, 18, 61, 89, 122, 178, 183, 193, 267, 366, 386, 534, 549, 579, 801, 1098, 1158, 1602, 1737, 3474, 5429, 10858, 11773, 16287, 17177, 23546, 32574, 34354, 35319, 48861, 51531, 70638, 97722, 103062, 105957, 154593, 211914, 309186, 1047797, 2095594, 3143391, 6286782, 9430173, 18860346]

約数ペア:

[(1, 18860346), (2, 9430173), (3, 6286782), (6, 3143391), (9, 2095594), (18, 1047797), (61, 309186), (89, 211914), (122, 154593), (178, 105957), (183, 103062), (193, 97722), (267, 70638), (366, 51531), (386, 48861), (534, 35319), (549, 34354), (579, 32574), (801, 23546), (1098, 17177), (1158, 16287), (1602, 11773), (1737, 10858), (3474, 5429)]