20424734

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{373}}^1$

素因数の和:536

約数の個数: 32

約数和(自身を含む): 35544960

約数和(自身を除く): 15120226

約数列:

[1, 2, 11, 19, 22, 38, 131, 209, 262, 373, 418, 746, 1441, 2489, 2882, 4103, 4978, 7087, 8206, 14174, 27379, 48863, 54758, 77957, 97726, 155914, 537493, 928397, 1074986, 1856794, 10212367, 20424734]

約数ペア:

[(1, 20424734), (2, 10212367), (11, 1856794), (19, 1074986), (22, 928397), (38, 537493), (131, 155914), (209, 97726), (262, 77957), (373, 54758), (418, 48863), (746, 27379), (1441, 14174), (2489, 8206), (2882, 7087), (4103, 4978)]