20961342

素因数分解:

$2^1\times 3^4\times {\mathrm{47}}^1\times {\mathrm{2753}}^1$

素因数の和:2814

約数の個数: 40

約数和(自身を含む): 47985696

約数和(自身を除く): 27024354

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 81, 94, 141, 162, 282, 423, 846, 1269, 2538, 2753, 3807, 5506, 7614, 8259, 16518, 24777, 49554, 74331, 129391, 148662, 222993, 258782, 388173, 445986, 776346, 1164519, 2329038, 3493557, 6987114, 10480671, 20961342]

約数ペア:

[(1, 20961342), (2, 10480671), (3, 6987114), (6, 3493557), (9, 2329038), (18, 1164519), (27, 776346), (47, 445986), (54, 388173), (81, 258782), (94, 222993), (141, 148662), (162, 129391), (282, 74331), (423, 49554), (846, 24777), (1269, 16518), (2538, 8259), (2753, 7614), (3807, 5506)]