19938866494

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{229}}^1\times {\mathrm{48751}}^1$

素因数の和:49048

約数の個数: 32

約数和(自身を含む): 32293324800

約数和(自身を除く): 12354458306

約数列:

[1, 2, 19, 38, 47, 94, 229, 458, 893, 1786, 4351, 8702, 10763, 21526, 48751, 97502, 204497, 408994, 926269, 1852538, 2291297, 4582594, 11163979, 22327958, 43534643, 87069286, 212115601, 424231202, 524707013, 1049414026, 9969433247, 19938866494]

約数ペア:

[(1, 19938866494), (2, 9969433247), (19, 1049414026), (38, 524707013), (47, 424231202), (94, 212115601), (229, 87069286), (458, 43534643), (893, 22327958), (1786, 11163979), (4351, 4582594), (8702, 2291297), (10763, 1852538), (21526, 926269), (48751, 408994), (97502, 204497)]