18778878

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{6101}}^1$

素因数の和:6134

約数の個数: 40

約数和(自身を含む): 44300520

約数和(自身を除く): 25521642

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 342, 513, 1026, 1539, 3078, 6101, 12202, 18303, 36606, 54909, 109818, 115919, 164727, 231838, 329454, 347757, 494181, 695514, 988362, 1043271, 2086542, 3129813, 6259626, 9389439, 18778878]

約数ペア:

[(1, 18778878), (2, 9389439), (3, 6259626), (6, 3129813), (9, 2086542), (18, 1043271), (19, 988362), (27, 695514), (38, 494181), (54, 347757), (57, 329454), (81, 231838), (114, 164727), (162, 115919), (171, 109818), (342, 54909), (513, 36606), (1026, 18303), (1539, 12202), (3078, 6101)]