181971614

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{1291}}^1$

素因数の和:1496

約数の個数: 32

約数和(自身を含む): 306979200

約数和(自身を除く): 125007586

約数列:

[1, 2, 11, 22, 43, 86, 149, 298, 473, 946, 1291, 1639, 2582, 3278, 6407, 12814, 14201, 28402, 55513, 70477, 111026, 140954, 192359, 384718, 610643, 1221286, 2115949, 4231898, 8271437, 16542874, 90985807, 181971614]

約数ペア:

[(1, 181971614), (2, 90985807), (11, 16542874), (22, 8271437), (43, 4231898), (86, 2115949), (149, 1221286), (298, 610643), (473, 384718), (946, 192359), (1291, 140954), (1639, 111026), (2582, 70477), (3278, 55513), (6407, 28402), (12814, 14201)]