399173888

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{82067}}^1$

素因数の和:82102

約数の個数: 36

約数和(自身を含む): 838734960

約数和(自身を除く): 439561072

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 608, 1216, 2432, 4864, 82067, 164134, 328268, 656536, 1313072, 1559273, 2626144, 3118546, 5252288, 6237092, 10504576, 12474184, 21009152, 24948368, 49896736, 99793472, 199586944, 399173888]

約数ペア:

[(1, 399173888), (2, 199586944), (4, 99793472), (8, 49896736), (16, 24948368), (19, 21009152), (32, 12474184), (38, 10504576), (64, 6237092), (76, 5252288), (128, 3118546), (152, 2626144), (256, 1559273), (304, 1313072), (608, 656536), (1216, 328268), (2432, 164134), (4864, 82067)]