1998892672

素因数分解:

$2^7\times 7^2\times {\mathrm{318701}}^1$

素因数の和:318729

約数の個数: 48

約数和(自身を含む): 4632333570

約数和(自身を除く): 2633440898

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 392, 448, 784, 896, 1568, 3136, 6272, 318701, 637402, 1274804, 2230907, 2549608, 4461814, 5099216, 8923628, 10198432, 15616349, 17847256, 20396864, 31232698, 35694512, 40793728, 62465396, 71389024, 124930792, 142778048, 249861584, 285556096, 499723168, 999446336, 1998892672]

約数ペア:

[(1, 1998892672), (2, 999446336), (4, 499723168), (7, 285556096), (8, 249861584), (14, 142778048), (16, 124930792), (28, 71389024), (32, 62465396), (49, 40793728), (56, 35694512), (64, 31232698), (98, 20396864), (112, 17847256), (128, 15616349), (196, 10198432), (224, 8923628), (392, 5099216), (448, 4461814), (784, 2549608), (896, 2230907), (1568, 1274804), (3136, 637402), (6272, 318701)]