201123968

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{82699}}^1$

素因数の和:82732

約数の個数: 32

約数和(自身を含む): 421770000

約数和(自身を除く): 220646032

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 82699, 165398, 330796, 661592, 1323184, 1571281, 2646368, 3142562, 5292736, 6285124, 10585472, 12570248, 25140496, 50280992, 100561984, 201123968]

約数ペア:

[(1, 201123968), (2, 100561984), (4, 50280992), (8, 25140496), (16, 12570248), (19, 10585472), (32, 6285124), (38, 5292736), (64, 3142562), (76, 2646368), (128, 1571281), (152, 1323184), (304, 661592), (608, 330796), (1216, 165398), (2432, 82699)]