20908756

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{15329}}^1$

素因数の和:15375

約数の個数: 24

約数和(自身を含む): 41207040

約数和(自身を除く): 20298284

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 341, 682, 1364, 15329, 30658, 61316, 168619, 337238, 475199, 674476, 950398, 1900796, 5227189, 10454378, 20908756]

約数ペア:

[(1, 20908756), (2, 10454378), (4, 5227189), (11, 1900796), (22, 950398), (31, 674476), (44, 475199), (62, 337238), (124, 168619), (341, 61316), (682, 30658), (1364, 15329)]