19947156786

素因数分解:

$2^1\times 3^2\times {\mathrm{67}}^1\times {\mathrm{1601}}^1\times {\mathrm{10331}}^1$

素因数の和:12007

約数の個数: 48

約数和(自身を含む): 43895543328

約数和(自身を除く): 23948386542

約数列:

[1, 2, 3, 6, 9, 18, 67, 134, 201, 402, 603, 1206, 1601, 3202, 4803, 9606, 10331, 14409, 20662, 28818, 30993, 61986, 92979, 107267, 185958, 214534, 321801, 643602, 692177, 965403, 1384354, 1930806, 2076531, 4153062, 6229593, 12459186, 16539931, 33079862, 49619793, 99239586, 148859379, 297718758, 1108175377, 2216350754, 3324526131, 6649052262, 9973578393, 19947156786]

約数ペア:

[(1, 19947156786), (2, 9973578393), (3, 6649052262), (6, 3324526131), (9, 2216350754), (18, 1108175377), (67, 297718758), (134, 148859379), (201, 99239586), (402, 49619793), (603, 33079862), (1206, 16539931), (1601, 12459186), (3202, 6229593), (4803, 4153062), (9606, 2076531), (10331, 1930806), (14409, 1384354), (20662, 965403), (28818, 692177), (30993, 643602), (61986, 321801), (92979, 214534), (107267, 185958)]