20261942

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1$

素因数の和:380

約数の個数: 32

約数和(自身を含む): 33868800

約数和(自身を除く): 13606858

約数列:

[1, 2, 19, 23, 38, 46, 97, 194, 239, 437, 478, 874, 1843, 2231, 3686, 4462, 4541, 5497, 9082, 10994, 23183, 42389, 46366, 84778, 104443, 208886, 440477, 533209, 880954, 1066418, 10130971, 20261942]

約数ペア:

[(1, 20261942), (2, 10130971), (19, 1066418), (23, 880954), (38, 533209), (46, 440477), (97, 208886), (194, 104443), (239, 84778), (437, 46366), (478, 42389), (874, 23183), (1843, 10994), (2231, 9082), (3686, 5497), (4462, 4541)]