20127042

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{503}}^1$

素因数の和:549

約数の個数: 80

約数和(自身を含む): 51226560

約数和(自身を除く): 31099518

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 27, 38, 39, 54, 57, 78, 81, 114, 117, 162, 171, 234, 247, 342, 351, 494, 503, 513, 702, 741, 1006, 1026, 1053, 1482, 1509, 1539, 2106, 2223, 3018, 3078, 4446, 4527, 6539, 6669, 9054, 9557, 13078, 13338, 13581, 19114, 19617, 20007, 27162, 28671, 39234, 40014, 40743, 57342, 58851, 81486, 86013, 117702, 124241, 172026, 176553, 248482, 258039, 353106, 372723, 516078, 529659, 745446, 774117, 1059318, 1118169, 1548234, 2236338, 3354507, 6709014, 10063521, 20127042]

約数ペア:

[(1, 20127042), (2, 10063521), (3, 6709014), (6, 3354507), (9, 2236338), (13, 1548234), (18, 1118169), (19, 1059318), (26, 774117), (27, 745446), (38, 529659), (39, 516078), (54, 372723), (57, 353106), (78, 258039), (81, 248482), (114, 176553), (117, 172026), (162, 124241), (171, 117702), (234, 86013), (247, 81486), (342, 58851), (351, 57342), (494, 40743), (503, 40014), (513, 39234), (702, 28671), (741, 27162), (1006, 20007), (1026, 19617), (1053, 19114), (1482, 13581), (1509, 13338), (1539, 13078), (2106, 9557), (2223, 9054), (3018, 6669), (3078, 6539), (4446, 4527)]