31438864

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{431}}^1$

素因数の和:583

約数の個数: 40

約数和(自身を含む): 62995968

約数和(自身を除く): 31557104

約数列:

[1, 2, 4, 8, 16, 47, 94, 97, 188, 194, 376, 388, 431, 752, 776, 862, 1552, 1724, 3448, 4559, 6896, 9118, 18236, 20257, 36472, 40514, 41807, 72944, 81028, 83614, 162056, 167228, 324112, 334456, 668912, 1964929, 3929858, 7859716, 15719432, 31438864]

約数ペア:

[(1, 31438864), (2, 15719432), (4, 7859716), (8, 3929858), (16, 1964929), (47, 668912), (94, 334456), (97, 324112), (188, 167228), (194, 162056), (376, 83614), (388, 81028), (431, 72944), (752, 41807), (776, 40514), (862, 36472), (1552, 20257), (1724, 18236), (3448, 9118), (4559, 6896)]