20199695344

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{725981}}^1$

素因数の和:726073

約数の個数: 40

約数和(自身を含む): 41049926208

約数和(自身を除く): 20850230864

約数列:

[1, 2, 4, 8, 16, 37, 47, 74, 94, 148, 188, 296, 376, 592, 752, 1739, 3478, 6956, 13912, 27824, 725981, 1451962, 2903924, 5807848, 11615696, 26861297, 34121107, 53722594, 68242214, 107445188, 136484428, 214890376, 272968856, 429780752, 545937712, 1262480959, 2524961918, 5049923836, 10099847672, 20199695344]

約数ペア:

[(1, 20199695344), (2, 10099847672), (4, 5049923836), (8, 2524961918), (16, 1262480959), (37, 545937712), (47, 429780752), (74, 272968856), (94, 214890376), (148, 136484428), (188, 107445188), (296, 68242214), (376, 53722594), (592, 34121107), (752, 26861297), (1739, 11615696), (3478, 5807848), (6956, 2903924), (13912, 1451962), (27824, 725981)]