19486516577

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{67}}^1\times {\mathrm{191}}^1\times {\mathrm{479}}^1$

素因数の和:782

約数の個数: 48

約数和(自身を含む): 23087185920

約数和(自身を除く): 3600669343

約数列:

[1, 11, 17, 67, 187, 191, 289, 479, 737, 1139, 2101, 3179, 3247, 5269, 8143, 12529, 12797, 19363, 32093, 35717, 55199, 89573, 91489, 138431, 140767, 212993, 217549, 353023, 545581, 607189, 1006379, 1522741, 1555313, 2393039, 3698333, 6001391, 6129763, 9274877, 17108443, 26440321, 40681663, 67427393, 102023647, 104205971, 290843531, 1146265681, 1771501507, 19486516577]

約数ペア:

[(1, 19486516577), (11, 1771501507), (17, 1146265681), (67, 290843531), (187, 104205971), (191, 102023647), (289, 67427393), (479, 40681663), (737, 26440321), (1139, 17108443), (2101, 9274877), (3179, 6129763), (3247, 6001391), (5269, 3698333), (8143, 2393039), (12529, 1555313), (12797, 1522741), (19363, 1006379), (32093, 607189), (35717, 545581), (55199, 353023), (89573, 217549), (91489, 212993), (138431, 140767)]