18606586

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1$

素因数の和:454

約数の個数: 32

約数和(自身を含む): 31248000

約数和(自身を除く): 12641414

約数列:

[1, 2, 19, 23, 38, 46, 61, 122, 349, 437, 698, 874, 1159, 1403, 2318, 2806, 6631, 8027, 13262, 16054, 21289, 26657, 42578, 53314, 152513, 305026, 404491, 489647, 808982, 979294, 9303293, 18606586]

約数ペア:

[(1, 18606586), (2, 9303293), (19, 979294), (23, 808982), (38, 489647), (46, 404491), (61, 305026), (122, 152513), (349, 53314), (437, 42578), (698, 26657), (874, 21289), (1159, 16054), (1403, 13262), (2318, 8027), (2806, 6631)]