1998798086

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{374447}}^1$

素因数の和:374623

約数の個数: 16

約数和(自身を含む): 3194790336

約数和(自身を除く): 1195992250

約数列:

[1, 2, 17, 34, 157, 314, 2669, 5338, 374447, 748894, 6365599, 12731198, 58788179, 117576358, 999399043, 1998798086]

約数ペア:

[(1, 1998798086), (2, 999399043), (17, 117576358), (34, 58788179), (157, 12731198), (314, 6365599), (2669, 748894), (5338, 374447)]