990147152

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{3257063}}^1$

素因数の和:3257090

約数の個数: 20

約数和(自身を含む): 2019379680

約数和(自身を除く): 1029232528

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 3257063, 6514126, 13028252, 26056504, 52113008, 61884197, 123768394, 247536788, 495073576, 990147152]

約数ペア:

[(1, 990147152), (2, 495073576), (4, 247536788), (8, 123768394), (16, 61884197), (19, 52113008), (38, 26056504), (76, 13028252), (152, 6514126), (304, 3257063)]