1815805984

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{631}}^1\times {\mathrm{4733}}^1$

素因数の和:5393

約数の個数: 48

約数和(自身を含む): 3769778880

約数和(自身を除く): 1953972896

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 631, 1262, 2524, 4733, 5048, 9466, 10096, 11989, 18932, 20192, 23978, 37864, 47956, 75728, 89927, 95912, 151456, 179854, 191824, 359708, 383648, 719416, 1438832, 2877664, 2986523, 5973046, 11946092, 23892184, 47784368, 56743937, 95568736, 113487874, 226975748, 453951496, 907902992, 1815805984]

約数ペア:

[(1, 1815805984), (2, 907902992), (4, 453951496), (8, 226975748), (16, 113487874), (19, 95568736), (32, 56743937), (38, 47784368), (76, 23892184), (152, 11946092), (304, 5973046), (608, 2986523), (631, 2877664), (1262, 1438832), (2524, 719416), (4733, 383648), (5048, 359708), (9466, 191824), (10096, 179854), (11989, 151456), (18932, 95912), (20192, 89927), (23978, 75728), (37864, 47956)]