20218757312

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{837979}}^1$

素因数の和:838033

約数の個数: 56

約数和(自身を含む): 44697853200

約数和(自身を除く): 24479095888

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 32, 52, 58, 64, 104, 116, 208, 232, 377, 416, 464, 754, 832, 928, 1508, 1856, 3016, 6032, 12064, 24128, 837979, 1675958, 3351916, 6703832, 10893727, 13407664, 21787454, 24301391, 26815328, 43574908, 48602782, 53630656, 87149816, 97205564, 174299632, 194411128, 315918083, 348599264, 388822256, 631836166, 697198528, 777644512, 1263672332, 1555289024, 2527344664, 5054689328, 10109378656, 20218757312]

約数ペア:

[(1, 20218757312), (2, 10109378656), (4, 5054689328), (8, 2527344664), (13, 1555289024), (16, 1263672332), (26, 777644512), (29, 697198528), (32, 631836166), (52, 388822256), (58, 348599264), (64, 315918083), (104, 194411128), (116, 174299632), (208, 97205564), (232, 87149816), (377, 53630656), (416, 48602782), (464, 43574908), (754, 26815328), (832, 24301391), (928, 21787454), (1508, 13407664), (1856, 10893727), (3016, 6703832), (6032, 3351916), (12064, 1675958), (24128, 837979)]