19451456

素因数分解:

$2^6\times {\mathrm{491}}^1\times {\mathrm{619}}^1$

素因数の和:1122

約数の個数: 28

約数和(自身を含む): 38740080

約数和(自身を除く): 19288624

約数列:

[1, 2, 4, 8, 16, 32, 64, 491, 619, 982, 1238, 1964, 2476, 3928, 4952, 7856, 9904, 15712, 19808, 31424, 39616, 303929, 607858, 1215716, 2431432, 4862864, 9725728, 19451456]

約数ペア:

[(1, 19451456), (2, 9725728), (4, 4862864), (8, 2431432), (16, 1215716), (32, 607858), (64, 303929), (491, 39616), (619, 31424), (982, 19808), (1238, 15712), (1964, 9904), (2476, 7856), (3928, 4952)]