20734081312

素因数分解:

$2^5\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2501699}}^1$

素因数の和:2501753

約数の個数: 48

約数和(自身を含む): 47912558400

約数和(自身を除く): 27178477088

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 56, 74, 112, 148, 224, 259, 296, 518, 592, 1036, 1184, 2072, 4144, 8288, 2501699, 5003398, 10006796, 17511893, 20013592, 35023786, 40027184, 70047572, 80054368, 92562863, 140095144, 185125726, 280190288, 370251452, 560380576, 647940041, 740502904, 1295880082, 1481005808, 2591760164, 2962011616, 5183520328, 10367040656, 20734081312]

約数ペア:

[(1, 20734081312), (2, 10367040656), (4, 5183520328), (7, 2962011616), (8, 2591760164), (14, 1481005808), (16, 1295880082), (28, 740502904), (32, 647940041), (37, 560380576), (56, 370251452), (74, 280190288), (112, 185125726), (148, 140095144), (224, 92562863), (259, 80054368), (296, 70047572), (518, 40027184), (592, 35023786), (1036, 20013592), (1184, 17511893), (2072, 10006796), (4144, 5003398), (8288, 2501699)]