30881042

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{397}}^1$

素因数の和:530

約数の個数: 32

約数和(自身を含む): 51580800

約数和(自身を除く): 20699758

約数列:

[1, 2, 19, 23, 38, 46, 89, 178, 397, 437, 794, 874, 1691, 2047, 3382, 4094, 7543, 9131, 15086, 18262, 35333, 38893, 70666, 77786, 173489, 346978, 671327, 812659, 1342654, 1625318, 15440521, 30881042]

約数ペア:

[(1, 30881042), (2, 15440521), (19, 1625318), (23, 1342654), (38, 812659), (46, 671327), (89, 346978), (178, 173489), (397, 77786), (437, 70666), (794, 38893), (874, 35333), (1691, 18262), (2047, 15086), (3382, 9131), (4094, 7543)]