20159664616

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{27691847}}^1$

素因数の和:27691873

約数の個数: 32

約数和(自身を含む): 46522304640

約数和(自身を除く): 26362640024

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 27691847, 55383694, 110767388, 193842929, 221534776, 359994011, 387685858, 719988022, 775371716, 1439976044, 1550743432, 2519958077, 2879952088, 5039916154, 10079832308, 20159664616]

約数ペア:

[(1, 20159664616), (2, 10079832308), (4, 5039916154), (7, 2879952088), (8, 2519958077), (13, 1550743432), (14, 1439976044), (26, 775371716), (28, 719988022), (52, 387685858), (56, 359994011), (91, 221534776), (104, 193842929), (182, 110767388), (364, 55383694), (728, 27691847)]