20797600986

素因数分解:

$2^1\times 3^4\times {\mathrm{883}}^1\times {\mathrm{145391}}^1$

素因数の和:146288

約数の個数: 40

約数和(自身を含む): 46655129664

約数和(自身を除く): 25857528678

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 883, 1766, 2649, 5298, 7947, 15894, 23841, 47682, 71523, 143046, 145391, 290782, 436173, 872346, 1308519, 2617038, 3925557, 7851114, 11776671, 23553342, 128380253, 256760506, 385140759, 770281518, 1155422277, 2310844554, 3466266831, 6932533662, 10398800493, 20797600986]

約数ペア:

[(1, 20797600986), (2, 10398800493), (3, 6932533662), (6, 3466266831), (9, 2310844554), (18, 1155422277), (27, 770281518), (54, 385140759), (81, 256760506), (162, 128380253), (883, 23553342), (1766, 11776671), (2649, 7851114), (5298, 3925557), (7947, 2617038), (15894, 1308519), (23841, 872346), (47682, 436173), (71523, 290782), (143046, 145391)]