20515706076

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{503}}^1\times {\mathrm{178889}}^1$

素因数の和:179418

約数の個数: 48

約数和(自身を含む): 50489913600

約数和(自身を除く): 29974207524

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 503, 1006, 1509, 2012, 3018, 6036, 9557, 19114, 28671, 38228, 57342, 114684, 178889, 357778, 536667, 715556, 1073334, 2146668, 3398891, 6797782, 10196673, 13595564, 20393346, 40786692, 89981167, 179962334, 269943501, 359924668, 539887002, 1079774004, 1709642173, 3419284346, 5128926519, 6838568692, 10257853038, 20515706076]

約数ペア:

[(1, 20515706076), (2, 10257853038), (3, 6838568692), (4, 5128926519), (6, 3419284346), (12, 1709642173), (19, 1079774004), (38, 539887002), (57, 359924668), (76, 269943501), (114, 179962334), (228, 89981167), (503, 40786692), (1006, 20393346), (1509, 13595564), (2012, 10196673), (3018, 6797782), (6036, 3398891), (9557, 2146668), (19114, 1073334), (28671, 715556), (38228, 536667), (57342, 357778), (114684, 178889)]