19805155513

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{379}}^1\times {\mathrm{12601}}^1$

素因数の和:13033

約数の個数: 32

約数和(自身を含む): 24135350400

約数和(自身を除く): 4330194887

約数列:

[1, 11, 13, 29, 143, 319, 377, 379, 4147, 4169, 4927, 10991, 12601, 54197, 120901, 138611, 142883, 163813, 365429, 1571713, 1801943, 4019719, 4750577, 4775779, 52256347, 52533569, 62085127, 138497591, 682936397, 1523473501, 1800468683, 19805155513]

約数ペア:

[(1, 19805155513), (11, 1800468683), (13, 1523473501), (29, 682936397), (143, 138497591), (319, 62085127), (377, 52533569), (379, 52256347), (4147, 4775779), (4169, 4750577), (4927, 4019719), (10991, 1801943), (12601, 1571713), (54197, 365429), (120901, 163813), (138611, 142883)]