20380122

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8513}}^1$

素因数の和:8547

約数の個数: 48

約数和(自身を含む): 53127360

約数和(自身を除く): 32747238

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 798, 1197, 2394, 8513, 17026, 25539, 51078, 59591, 76617, 119182, 153234, 161747, 178773, 323494, 357546, 485241, 536319, 970482, 1072638, 1132229, 1455723, 2264458, 2911446, 3396687, 6793374, 10190061, 20380122]

約数ペア:

[(1, 20380122), (2, 10190061), (3, 6793374), (6, 3396687), (7, 2911446), (9, 2264458), (14, 1455723), (18, 1132229), (19, 1072638), (21, 970482), (38, 536319), (42, 485241), (57, 357546), (63, 323494), (114, 178773), (126, 161747), (133, 153234), (171, 119182), (266, 76617), (342, 59591), (399, 51078), (798, 25539), (1197, 17026), (2394, 8513)]