31387696

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{463}}^1$

素因数の和:713

約数の個数: 40

約数和(自身を含む): 64440320

約数和(自身を除く): 33052624

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 223, 304, 446, 463, 892, 926, 1784, 1852, 3568, 3704, 4237, 7408, 8474, 8797, 16948, 17594, 33896, 35188, 67792, 70376, 103249, 140752, 206498, 412996, 825992, 1651984, 1961731, 3923462, 7846924, 15693848, 31387696]

約数ペア:

[(1, 31387696), (2, 15693848), (4, 7846924), (8, 3923462), (16, 1961731), (19, 1651984), (38, 825992), (76, 412996), (152, 206498), (223, 140752), (304, 103249), (446, 70376), (463, 67792), (892, 35188), (926, 33896), (1784, 17594), (1852, 16948), (3568, 8797), (3704, 8474), (4237, 7408)]