202198456

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{1330253}}^1$

素因数の和:1330278

約数の個数: 16

約数和(自身を含む): 399076200

約数和(自身を除く): 196877744

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 1330253, 2660506, 5321012, 10642024, 25274807, 50549614, 101099228, 202198456]

約数ペア:

[(1, 202198456), (2, 101099228), (4, 50549614), (8, 25274807), (19, 10642024), (38, 5321012), (76, 2660506), (152, 1330253)]