20686318796

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{36164893}}^1$

素因数の和:36164921

約数の個数: 24

約数和(自身を含む): 42529915344

約数和(自身を除く): 21843596548

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 36164893, 72329786, 144659572, 397813823, 470143609, 795627646, 940287218, 1591255292, 1880574436, 5171579699, 10343159398, 20686318796]

約数ペア:

[(1, 20686318796), (2, 10343159398), (4, 5171579699), (11, 1880574436), (13, 1591255292), (22, 940287218), (26, 795627646), (44, 470143609), (52, 397813823), (143, 144659572), (286, 72329786), (572, 36164893)]