20184497509715

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{431}}^1\times {\mathrm{2295113}}^1$

素因数の和:2295620

約数の個数: 64

約数和(自身を含む): 30839281569792

約数和(自身を除く): 10654784060077

約数列:

[1, 5, 7, 11, 35, 53, 55, 77, 265, 371, 385, 431, 583, 1855, 2155, 2915, 3017, 4081, 4741, 15085, 20405, 22843, 23705, 33187, 114215, 159901, 165935, 251273, 799505, 1256365, 1758911, 2295113, 8794555, 11475565, 16065791, 25246243, 80328955, 121640989, 126231215, 176723701, 608204945, 851486923, 883618505, 989193703, 1338050879, 4257434615, 4945968515, 6690254395, 6924355921, 9366356153, 10881130733, 34621779605, 46831780765, 52427266259, 54405653665, 76167915131, 262136331295, 366990863813, 380839575655, 576699928849, 1834954319065, 2883499644245, 4036899501943, 20184497509715]

約数ペア:

[(1, 20184497509715), (5, 4036899501943), (7, 2883499644245), (11, 1834954319065), (35, 576699928849), (53, 380839575655), (55, 366990863813), (77, 262136331295), (265, 76167915131), (371, 54405653665), (385, 52427266259), (431, 46831780765), (583, 34621779605), (1855, 10881130733), (2155, 9366356153), (2915, 6924355921), (3017, 6690254395), (4081, 4945968515), (4741, 4257434615), (15085, 1338050879), (20405, 989193703), (22843, 883618505), (23705, 851486923), (33187, 608204945), (114215, 176723701), (159901, 126231215), (165935, 121640989), (251273, 80328955), (799505, 25246243), (1256365, 16065791), (1758911, 11475565), (2295113, 8794555)]