19274536

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{311}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 37140480

約数和(自身を除く): 17865944

約数列:

[1, 2, 4, 8, 61, 122, 127, 244, 254, 311, 488, 508, 622, 1016, 1244, 2488, 7747, 15494, 18971, 30988, 37942, 39497, 61976, 75884, 78994, 151768, 157988, 315976, 2409317, 4818634, 9637268, 19274536]

約数ペア:

[(1, 19274536), (2, 9637268), (4, 4818634), (8, 2409317), (61, 315976), (122, 157988), (127, 151768), (244, 78994), (254, 75884), (311, 61976), (488, 39497), (508, 37942), (622, 30988), (1016, 18971), (1244, 15494), (2488, 7747)]