16501994

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:362

約数の個数: 32

約数和(自身を含む): 27648000

約数和(自身を除く): 11146006

約数列:

[1, 2, 19, 23, 38, 46, 79, 158, 239, 437, 478, 874, 1501, 1817, 3002, 3634, 4541, 5497, 9082, 10994, 18881, 34523, 37762, 69046, 104443, 208886, 358739, 434263, 717478, 868526, 8250997, 16501994]

約数ペア:

[(1, 16501994), (2, 8250997), (19, 868526), (23, 717478), (38, 434263), (46, 358739), (79, 208886), (158, 104443), (239, 69046), (437, 37762), (478, 34523), (874, 18881), (1501, 10994), (1817, 9082), (3002, 5497), (3634, 4541)]