20587714

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3761}}^1$

素因数の和:3810

約数の個数: 32

約数和(自身を含む): 39004416

約数和(自身を除く): 18416702

約数列:

[1, 2, 7, 14, 17, 23, 34, 46, 119, 161, 238, 322, 391, 782, 2737, 3761, 5474, 7522, 26327, 52654, 63937, 86503, 127874, 173006, 447559, 605521, 895118, 1211042, 1470551, 2941102, 10293857, 20587714]

約数ペア:

[(1, 20587714), (2, 10293857), (7, 2941102), (14, 1470551), (17, 1211042), (23, 895118), (34, 605521), (46, 447559), (119, 173006), (161, 127874), (238, 86503), (322, 63937), (391, 52654), (782, 26327), (2737, 7522), (3761, 5474)]