19821516

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{11551}}^1$

素因数の和:11582

約数の個数: 48

約数和(自身を含む): 54340608

約数和(自身を除く): 34519092

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 132, 143, 156, 286, 429, 572, 858, 1716, 11551, 23102, 34653, 46204, 69306, 127061, 138612, 150163, 254122, 300326, 381183, 450489, 508244, 600652, 762366, 900978, 1524732, 1651793, 1801956, 3303586, 4955379, 6607172, 9910758, 19821516]

約数ペア:

[(1, 19821516), (2, 9910758), (3, 6607172), (4, 4955379), (6, 3303586), (11, 1801956), (12, 1651793), (13, 1524732), (22, 900978), (26, 762366), (33, 600652), (39, 508244), (44, 450489), (52, 381183), (66, 300326), (78, 254122), (132, 150163), (143, 138612), (156, 127061), (286, 69306), (429, 46204), (572, 34653), (858, 23102), (1716, 11551)]