20408924158

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{929}}^1\times {\mathrm{38273}}^1$

素因数の和:39252

約数の個数: 32

約数和(自身を含む): 35879578560

約数和(自身を除く): 15470654402

約数列:

[1, 2, 7, 14, 41, 82, 287, 574, 929, 1858, 6503, 13006, 38089, 38273, 76178, 76546, 266623, 267911, 533246, 535822, 1569193, 3138386, 10984351, 21968702, 35555617, 71111234, 248889319, 497778638, 1457780297, 2915560594, 10204462079, 20408924158]

約数ペア:

[(1, 20408924158), (2, 10204462079), (7, 2915560594), (14, 1457780297), (41, 497778638), (82, 248889319), (287, 71111234), (574, 35555617), (929, 21968702), (1858, 10984351), (6503, 3138386), (13006, 1569193), (38089, 535822), (38273, 533246), (76178, 267911), (76546, 266623)]