1991398924

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1\times {\mathrm{673}}^1$

素因数の和:986

約数の個数: 48

約数和(自身を含む): 3620178016

約数和(自身を除く): 1628779092

約数列:

[1, 2, 4, 61, 67, 122, 134, 181, 244, 268, 362, 673, 724, 1346, 2692, 4087, 8174, 11041, 12127, 16348, 22082, 24254, 41053, 44164, 45091, 48508, 82106, 90182, 121813, 164212, 180364, 243626, 487252, 739747, 1479494, 2750551, 2958988, 5501102, 7430593, 8161471, 11002204, 14861186, 16322942, 29722372, 32645884, 497849731, 995699462, 1991398924]

約数ペア:

[(1, 1991398924), (2, 995699462), (4, 497849731), (61, 32645884), (67, 29722372), (122, 16322942), (134, 14861186), (181, 11002204), (244, 8161471), (268, 7430593), (362, 5501102), (673, 2958988), (724, 2750551), (1346, 1479494), (2692, 739747), (4087, 487252), (8174, 243626), (11041, 180364), (12127, 164212), (16348, 121813), (22082, 90182), (24254, 82106), (41053, 48508), (44164, 45091)]