31308808

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{293}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 63847980

約数和(自身を除く): 32539172

約数列:

[1, 2, 4, 8, 19, 37, 38, 74, 76, 148, 152, 293, 296, 361, 586, 703, 722, 1172, 1406, 1444, 2344, 2812, 2888, 5567, 5624, 10841, 11134, 13357, 21682, 22268, 26714, 43364, 44536, 53428, 86728, 105773, 106856, 205979, 211546, 411958, 423092, 823916, 846184, 1647832, 3913601, 7827202, 15654404, 31308808]

約数ペア:

[(1, 31308808), (2, 15654404), (4, 7827202), (8, 3913601), (19, 1647832), (37, 846184), (38, 823916), (74, 423092), (76, 411958), (148, 211546), (152, 205979), (293, 106856), (296, 105773), (361, 86728), (586, 53428), (703, 44536), (722, 43364), (1172, 26714), (1406, 22268), (1444, 21682), (2344, 13357), (2812, 11134), (2888, 10841), (5567, 5624)]