31885496

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{2357}}^1$

素因数の和:2471

約数の個数: 32

約数和(自身を含む): 63666000

約数和(自身を除く): 31780504

約数列:

[1, 2, 4, 8, 19, 38, 76, 89, 152, 178, 356, 712, 1691, 2357, 3382, 4714, 6764, 9428, 13528, 18856, 44783, 89566, 179132, 209773, 358264, 419546, 839092, 1678184, 3985687, 7971374, 15942748, 31885496]

約数ペア:

[(1, 31885496), (2, 15942748), (4, 7971374), (8, 3985687), (19, 1678184), (38, 839092), (76, 419546), (89, 358264), (152, 209773), (178, 179132), (356, 89566), (712, 44783), (1691, 18856), (2357, 13528), (3382, 9428), (4714, 6764)]