20159802

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{853}}^1$

素因数の和:975

約数の個数: 48

約数和(自身を含む): 47560968

約数和(自身を除く): 27401166

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 101, 117, 202, 234, 303, 606, 853, 909, 1313, 1706, 1818, 2559, 2626, 3939, 5118, 7677, 7878, 11089, 11817, 15354, 22178, 23634, 33267, 66534, 86153, 99801, 172306, 199602, 258459, 516918, 775377, 1119989, 1550754, 2239978, 3359967, 6719934, 10079901, 20159802]

約数ペア:

[(1, 20159802), (2, 10079901), (3, 6719934), (6, 3359967), (9, 2239978), (13, 1550754), (18, 1119989), (26, 775377), (39, 516918), (78, 258459), (101, 199602), (117, 172306), (202, 99801), (234, 86153), (303, 66534), (606, 33267), (853, 23634), (909, 22178), (1313, 15354), (1706, 11817), (1818, 11089), (2559, 7878), (2626, 7677), (3939, 5118)]