20197331420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4653763}}^1$

素因数の和:4653810

約数の個数: 48

約数和(自身を含む): 50037270528

約数和(自身を除く): 29839939108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 4653763, 9307526, 18615052, 23268815, 32576341, 46537630, 65152682, 93075260, 130305364, 144266653, 162881705, 288533306, 325763410, 577066612, 651526820, 721333265, 1009866571, 1442666530, 2019733142, 2885333060, 4039466284, 5049332855, 10098665710, 20197331420]

約数ペア:

[(1, 20197331420), (2, 10098665710), (4, 5049332855), (5, 4039466284), (7, 2885333060), (10, 2019733142), (14, 1442666530), (20, 1009866571), (28, 721333265), (31, 651526820), (35, 577066612), (62, 325763410), (70, 288533306), (124, 162881705), (140, 144266653), (155, 130305364), (217, 93075260), (310, 65152682), (434, 46537630), (620, 32576341), (868, 23268815), (1085, 18615052), (2170, 9307526), (4340, 4653763)]