20717403008

素因数分解:

$2^7\times {\mathrm{19}}^2\times {\mathrm{448351}}^1$

素因数の和:448403

約数の個数: 48

約数和(自身を含む): 43559638560

約数和(自身を除く): 22842235552

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 361, 608, 722, 1216, 1444, 2432, 2888, 5776, 11552, 23104, 46208, 448351, 896702, 1793404, 3586808, 7173616, 8518669, 14347232, 17037338, 28694464, 34074676, 57388928, 68149352, 136298704, 161854711, 272597408, 323709422, 545194816, 647418844, 1090389632, 1294837688, 2589675376, 5179350752, 10358701504, 20717403008]

約数ペア:

[(1, 20717403008), (2, 10358701504), (4, 5179350752), (8, 2589675376), (16, 1294837688), (19, 1090389632), (32, 647418844), (38, 545194816), (64, 323709422), (76, 272597408), (128, 161854711), (152, 136298704), (304, 68149352), (361, 57388928), (608, 34074676), (722, 28694464), (1216, 17037338), (1444, 14347232), (2432, 8518669), (2888, 7173616), (5776, 3586808), (11552, 1793404), (23104, 896702), (46208, 448351)]