19380048496

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{8841263}}^1$

素因数の和:8841408

約数の個数: 20

約数和(自身を含む): 37822927392

約数和(自身を除く): 18442878896

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 1096, 2192, 8841263, 17682526, 35365052, 70730104, 141460208, 1211253031, 2422506062, 4845012124, 9690024248, 19380048496]

約数ペア:

[(1, 19380048496), (2, 9690024248), (4, 4845012124), (8, 2422506062), (16, 1211253031), (137, 141460208), (274, 70730104), (548, 35365052), (1096, 17682526), (2192, 8841263)]