209664452404

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{761}}^1\times {\mathrm{39883}}^1$

素因数の和:40816

約数の個数: 48

約数和(自身を含む): 403357421376

約数和(自身を除く): 193692968972

約数列:

[1, 2, 4, 11, 22, 44, 157, 314, 628, 761, 1522, 1727, 3044, 3454, 6908, 8371, 16742, 33484, 39883, 79766, 119477, 159532, 238954, 438713, 477908, 877426, 1314247, 1754852, 2628494, 5256988, 6261631, 12523262, 25046524, 30350963, 60701926, 68877941, 121403852, 137755882, 275511764, 333860593, 667721186, 1335442372, 4765101191, 9530202382, 19060404764, 52416113101, 104832226202, 209664452404]

約数ペア:

[(1, 209664452404), (2, 104832226202), (4, 52416113101), (11, 19060404764), (22, 9530202382), (44, 4765101191), (157, 1335442372), (314, 667721186), (628, 333860593), (761, 275511764), (1522, 137755882), (1727, 121403852), (3044, 68877941), (3454, 60701926), (6908, 30350963), (8371, 25046524), (16742, 12523262), (33484, 6261631), (39883, 5256988), (79766, 2628494), (119477, 1754852), (159532, 1314247), (238954, 877426), (438713, 477908)]