20648134

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{277}}^1$

素因数の和:400

約数の個数: 32

約数和(自身を含む): 34747776

約数和(自身を除く): 14099642

約数列:

[1, 2, 13, 26, 47, 61, 94, 122, 277, 554, 611, 793, 1222, 1586, 2867, 3601, 5734, 7202, 13019, 16897, 26038, 33794, 37271, 74542, 169247, 219661, 338494, 439322, 794159, 1588318, 10324067, 20648134]

約数ペア:

[(1, 20648134), (2, 10324067), (13, 1588318), (26, 794159), (47, 439322), (61, 338494), (94, 219661), (122, 169247), (277, 74542), (554, 37271), (611, 33794), (793, 26038), (1222, 16897), (1586, 13019), (2867, 7202), (3601, 5734)]