1997871584

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{1033}}^1\times {\mathrm{3181}}^1$

素因数の和:4243

約数の個数: 48

約数和(自身を含む): 4145636880

約数和(自身を除く): 2147765296

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 1033, 2066, 3181, 4132, 6362, 8264, 12724, 16528, 19627, 25448, 33056, 39254, 50896, 60439, 78508, 101792, 120878, 157016, 241756, 314032, 483512, 628064, 967024, 1934048, 3285973, 6571946, 13143892, 26287784, 52575568, 62433487, 105151136, 124866974, 249733948, 499467896, 998935792, 1997871584]

約数ペア:

[(1, 1997871584), (2, 998935792), (4, 499467896), (8, 249733948), (16, 124866974), (19, 105151136), (32, 62433487), (38, 52575568), (76, 26287784), (152, 13143892), (304, 6571946), (608, 3285973), (1033, 1934048), (2066, 967024), (3181, 628064), (4132, 483512), (6362, 314032), (8264, 241756), (12724, 157016), (16528, 120878), (19627, 101792), (25448, 78508), (33056, 60439), (39254, 50896)]