20156989094

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1\times {\mathrm{193}}^1\times {\mathrm{211}}^1$

素因数の和:717

約数の個数: 64

約数和(自身を含む): 33757862400

約数和(自身を除く): 13600873306

約数列:

[1, 2, 11, 22, 149, 151, 193, 211, 298, 302, 386, 422, 1639, 1661, 2123, 2321, 3278, 3322, 4246, 4642, 22499, 28757, 29143, 31439, 31861, 40723, 44998, 57514, 58286, 62878, 63722, 81446, 247489, 316327, 320573, 345829, 350471, 447953, 494978, 632654, 641146, 691658, 700942, 895906, 4342307, 4747289, 6067727, 6149173, 8684614, 9494578, 12135454, 12298346, 47765377, 52220179, 66744997, 67640903, 95530754, 104440358, 133489994, 135281806, 916226777, 1832453554, 10078494547, 20156989094]

約数ペア:

[(1, 20156989094), (2, 10078494547), (11, 1832453554), (22, 916226777), (149, 135281806), (151, 133489994), (193, 104440358), (211, 95530754), (298, 67640903), (302, 66744997), (386, 52220179), (422, 47765377), (1639, 12298346), (1661, 12135454), (2123, 9494578), (2321, 8684614), (3278, 6149173), (3322, 6067727), (4246, 4747289), (4642, 4342307), (22499, 895906), (28757, 700942), (29143, 691658), (31439, 641146), (31861, 632654), (40723, 494978), (44998, 447953), (57514, 350471), (58286, 345829), (62878, 320573), (63722, 316327), (81446, 247489)]