158805904

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{111521}}^1$

素因数の和:111618

約数の個数: 20

約数和(自身を含む): 311146380

約数和(自身を除く): 152340476

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 111521, 223042, 446084, 892168, 1784336, 9925369, 19850738, 39701476, 79402952, 158805904]

約数ペア:

[(1, 158805904), (2, 79402952), (4, 39701476), (8, 19850738), (16, 9925369), (89, 1784336), (178, 892168), (356, 446084), (712, 223042), (1424, 111521)]