80909638

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{10091}}^1$

素因数の和:10323

約数の個数: 16

約数和(自身を含む): 128370240

約数和(自身を除く): 47460602

約数列:

[1, 2, 19, 38, 211, 422, 4009, 8018, 10091, 20182, 191729, 383458, 2129201, 4258402, 40454819, 80909638]

約数ペア:

[(1, 80909638), (2, 40454819), (19, 4258402), (38, 2129201), (211, 383458), (422, 191729), (4009, 20182), (8018, 10091)]