1889989038

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{1666657}}^1$

素因数の和:1666678

約数の個数: 40

約数和(自身を含む): 4839974832

約数和(自身を除く): 2949985794

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 1666657, 3333314, 4999971, 9999942, 11666599, 14999913, 23333198, 29999826, 34999797, 44999739, 69999594, 89999478, 104999391, 134999217, 209998782, 269998434, 314998173, 629996346, 944994519, 1889989038]

約数ペア:

[(1, 1889989038), (2, 944994519), (3, 629996346), (6, 314998173), (7, 269998434), (9, 209998782), (14, 134999217), (18, 104999391), (21, 89999478), (27, 69999594), (42, 44999739), (54, 34999797), (63, 29999826), (81, 23333198), (126, 14999913), (162, 11666599), (189, 9999942), (378, 4999971), (567, 3333314), (1134, 1666657)]