200020468

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{421}}^1\times {\mathrm{2897}}^1$

素因数の和:3363

約数の個数: 24

約数和(自身を含む): 359549064

約数和(自身を除く): 159528596

約数列:

[1, 2, 4, 41, 82, 164, 421, 842, 1684, 2897, 5794, 11588, 17261, 34522, 69044, 118777, 237554, 475108, 1219637, 2439274, 4878548, 50005117, 100010234, 200020468]

約数ペア:

[(1, 200020468), (2, 100010234), (4, 50005117), (41, 4878548), (82, 2439274), (164, 1219637), (421, 475108), (842, 237554), (1684, 118777), (2897, 69044), (5794, 34522), (11588, 17261)]