19201628

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{3461}}^1$

素因数の和:3557

約数の個数: 24

約数和(自身を含む): 35866320

約数和(自身を除く): 16664692

約数列:

[1, 2, 4, 19, 38, 73, 76, 146, 292, 1387, 2774, 3461, 5548, 6922, 13844, 65759, 131518, 252653, 263036, 505306, 1010612, 4800407, 9600814, 19201628]

約数ペア:

[(1, 19201628), (2, 9600814), (4, 4800407), (19, 1010612), (38, 505306), (73, 263036), (76, 252653), (146, 131518), (292, 65759), (1387, 13844), (2774, 6922), (3461, 5548)]