18700206

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{541}}^1\times {\mathrm{823}}^1$

素因数の和:1376

約数の個数: 32

約数和(自身を含む): 42874368

約数和(自身を除く): 24174162

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 541, 823, 1082, 1623, 1646, 2469, 3246, 3787, 4938, 5761, 7574, 11361, 11522, 17283, 22722, 34566, 445243, 890486, 1335729, 2671458, 3116701, 6233402, 9350103, 18700206]

約数ペア:

[(1, 18700206), (2, 9350103), (3, 6233402), (6, 3116701), (7, 2671458), (14, 1335729), (21, 890486), (42, 445243), (541, 34566), (823, 22722), (1082, 17283), (1623, 11522), (1646, 11361), (2469, 7574), (3246, 5761), (3787, 4938)]