128814908

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{2411}}^1$

素因数の和:2490

約数の個数: 36

約数和(自身を含む): 244446552

約数和(自身を除く): 115631644

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 148, 361, 703, 722, 1406, 1444, 2411, 2812, 4822, 9644, 13357, 26714, 45809, 53428, 89207, 91618, 178414, 183236, 356828, 870371, 1694933, 1740742, 3389866, 3481484, 6779732, 32203727, 64407454, 128814908]

約数ペア:

[(1, 128814908), (2, 64407454), (4, 32203727), (19, 6779732), (37, 3481484), (38, 3389866), (74, 1740742), (76, 1694933), (148, 870371), (361, 356828), (703, 183236), (722, 178414), (1406, 91618), (1444, 89207), (2411, 53428), (2812, 45809), (4822, 26714), (9644, 13357)]