18210586

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:238

約数の個数: 32

約数和(自身を含む): 29494080

約数和(自身を除く): 11283494

約数列:

[1, 2, 37, 43, 59, 74, 86, 97, 118, 194, 1591, 2183, 2537, 3182, 3589, 4171, 4366, 5074, 5723, 7178, 8342, 11446, 93869, 154327, 187738, 211751, 246089, 308654, 423502, 492178, 9105293, 18210586]

約数ペア:

[(1, 18210586), (2, 9105293), (37, 492178), (43, 423502), (59, 308654), (74, 246089), (86, 211751), (97, 187738), (118, 154327), (194, 93869), (1591, 11446), (2183, 8342), (2537, 7178), (3182, 5723), (3589, 5074), (4171, 4366)]