51820144

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{373}}^1\times {\mathrm{457}}^1$

素因数の和:857

約数の個数: 40

約数和(自身を含む): 106201040

約数和(自身を除く): 54380896

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 373, 457, 746, 914, 1492, 1828, 2984, 3656, 5968, 7087, 7312, 8683, 14174, 17366, 28348, 34732, 56696, 69464, 113392, 138928, 170461, 340922, 681844, 1363688, 2727376, 3238759, 6477518, 12955036, 25910072, 51820144]

約数ペア:

[(1, 51820144), (2, 25910072), (4, 12955036), (8, 6477518), (16, 3238759), (19, 2727376), (38, 1363688), (76, 681844), (152, 340922), (304, 170461), (373, 138928), (457, 113392), (746, 69464), (914, 56696), (1492, 34732), (1828, 28348), (2984, 17366), (3656, 14174), (5968, 8683), (7087, 7312)]