20557962

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{6679}}^1$

素因数の和:6712

約数の個数: 40

約数和(自身を含む): 48496800

約数和(自身を除く): 27938838

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 342, 513, 1026, 1539, 3078, 6679, 13358, 20037, 40074, 60111, 120222, 126901, 180333, 253802, 360666, 380703, 540999, 761406, 1081998, 1142109, 2284218, 3426327, 6852654, 10278981, 20557962]

約数ペア:

[(1, 20557962), (2, 10278981), (3, 6852654), (6, 3426327), (9, 2284218), (18, 1142109), (19, 1081998), (27, 761406), (38, 540999), (54, 380703), (57, 360666), (81, 253802), (114, 180333), (162, 126901), (171, 120222), (342, 60111), (513, 40074), (1026, 20037), (1539, 13358), (3078, 6679)]