204820912

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{16433}}^1$

素因数の和:16501

約数の個数: 40

約数和(自身を含む): 427941360

約数和(自身を除く): 223120448

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 76, 82, 152, 164, 304, 328, 656, 779, 1558, 3116, 6232, 12464, 16433, 32866, 65732, 131464, 262928, 312227, 624454, 673753, 1248908, 1347506, 2497816, 2695012, 4995632, 5390024, 10780048, 12801307, 25602614, 51205228, 102410456, 204820912]

約数ペア:

[(1, 204820912), (2, 102410456), (4, 51205228), (8, 25602614), (16, 12801307), (19, 10780048), (38, 5390024), (41, 4995632), (76, 2695012), (82, 2497816), (152, 1347506), (164, 1248908), (304, 673753), (328, 624454), (656, 312227), (779, 262928), (1558, 131464), (3116, 65732), (6232, 32866), (12464, 16433)]