19922348518

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{21107}}^1$

素因数の和:21237

約数の個数: 48

約数和(自身を含む): 33593128704

約数和(自身を除く): 13670780186

約数列:

[1, 2, 17, 23, 34, 46, 71, 142, 289, 391, 578, 782, 1207, 1633, 2414, 3266, 6647, 13294, 20519, 21107, 27761, 41038, 42214, 55522, 358819, 471937, 485461, 717638, 943874, 970922, 1498597, 2997194, 6099923, 8252837, 12199846, 16505674, 25476149, 34467731, 50952298, 68935462, 140298229, 280596458, 433094533, 585951427, 866189066, 1171902854, 9961174259, 19922348518]

約数ペア:

[(1, 19922348518), (2, 9961174259), (17, 1171902854), (23, 866189066), (34, 585951427), (46, 433094533), (71, 280596458), (142, 140298229), (289, 68935462), (391, 50952298), (578, 34467731), (782, 25476149), (1207, 16505674), (1633, 12199846), (2414, 8252837), (3266, 6099923), (6647, 2997194), (13294, 1498597), (20519, 970922), (21107, 943874), (27761, 717638), (41038, 485461), (42214, 471937), (55522, 358819)]