20177050192

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{595123}}^1$

素因数の和:595307

約数の個数: 40

約数和(自身を含む): 42358545824

約数和(自身を除く): 22181495632

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 163, 208, 326, 652, 1304, 2119, 2608, 4238, 8476, 16952, 33904, 595123, 1190246, 2380492, 4760984, 7736599, 9521968, 15473198, 30946396, 61892792, 97005049, 123785584, 194010098, 388020196, 776040392, 1261065637, 1552080784, 2522131274, 5044262548, 10088525096, 20177050192]

約数ペア:

[(1, 20177050192), (2, 10088525096), (4, 5044262548), (8, 2522131274), (13, 1552080784), (16, 1261065637), (26, 776040392), (52, 388020196), (104, 194010098), (163, 123785584), (208, 97005049), (326, 61892792), (652, 30946396), (1304, 15473198), (2119, 9521968), (2608, 7736599), (4238, 4760984), (8476, 2380492), (16952, 1190246), (33904, 595123)]