20348660638

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{20509}}^1$

素因数の和:20776

約数の個数: 32

約数和(自身を含む): 31838083200

約数和(自身を除く): 11489422562

約数列:

[1, 2, 43, 83, 86, 139, 166, 278, 3569, 5977, 7138, 11537, 11954, 20509, 23074, 41018, 496091, 881887, 992182, 1702247, 1763774, 2850751, 3404494, 5701502, 73196621, 122582293, 146393242, 236612333, 245164586, 473224666, 10174330319, 20348660638]

約数ペア:

[(1, 20348660638), (2, 10174330319), (43, 473224666), (83, 245164586), (86, 236612333), (139, 146393242), (166, 122582293), (278, 73196621), (3569, 5701502), (5977, 3404494), (7138, 2850751), (11537, 1763774), (11954, 1702247), (20509, 992182), (23074, 881887), (41018, 496091)]