2013191518

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{431}}^1$

素因数の和:649

約数の個数: 64

約数和(自身を含む): 3480164352

約数和(自身を除く): 1466972834

約数列:

[1, 2, 13, 23, 26, 46, 73, 107, 146, 214, 299, 431, 598, 862, 949, 1391, 1679, 1898, 2461, 2782, 3358, 4922, 5603, 7811, 9913, 11206, 15622, 19826, 21827, 31463, 31993, 43654, 46117, 62926, 63986, 92234, 101543, 128869, 179653, 203086, 257738, 359306, 409019, 599521, 723649, 818038, 1060691, 1199042, 1447298, 2121382, 2335489, 3366541, 4670978, 6733082, 9407437, 13788983, 18814874, 27577966, 43765033, 77430443, 87530066, 154860886, 1006595759, 2013191518]

約数ペア:

[(1, 2013191518), (2, 1006595759), (13, 154860886), (23, 87530066), (26, 77430443), (46, 43765033), (73, 27577966), (107, 18814874), (146, 13788983), (214, 9407437), (299, 6733082), (431, 4670978), (598, 3366541), (862, 2335489), (949, 2121382), (1391, 1447298), (1679, 1199042), (1898, 1060691), (2461, 818038), (2782, 723649), (3358, 599521), (4922, 409019), (5603, 359306), (7811, 257738), (9913, 203086), (11206, 179653), (15622, 128869), (19826, 101543), (21827, 92234), (31463, 63986), (31993, 62926), (43654, 46117)]