31421098

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{241}}^1$

素因数の和:382

約数の個数: 32

約数和(自身を含む): 51575040

約数和(自身を除く): 20153942

約数列:

[1, 2, 19, 38, 47, 73, 94, 146, 241, 482, 893, 1387, 1786, 2774, 3431, 4579, 6862, 9158, 11327, 17593, 22654, 35186, 65189, 130378, 215213, 334267, 430426, 668534, 826871, 1653742, 15710549, 31421098]

約数ペア:

[(1, 31421098), (2, 15710549), (19, 1653742), (38, 826871), (47, 668534), (73, 430426), (94, 334267), (146, 215213), (241, 130378), (482, 65189), (893, 35186), (1387, 22654), (1786, 17593), (2774, 11327), (3431, 9158), (4579, 6862)]