20181230407

素因数分解:

${\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{521}}^1\times {\mathrm{63397}}^1$

素因数の和:63978

約数の個数: 16

約数和(自身を含む): 22239004032

約数和(自身を除く): 2057773625

約数列:

[1, 13, 47, 521, 611, 6773, 24487, 63397, 318331, 824161, 2979659, 33029837, 38735567, 429387881, 1552402339, 20181230407]

約数ペア:

[(1, 20181230407), (13, 1552402339), (47, 429387881), (521, 38735567), (611, 33029837), (6773, 2979659), (24487, 824161), (63397, 318331)]