201321758

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{25349}}^1$

素因数の和:25400

約数の個数: 24

約数和(自身を含む): 347700600

約数和(自身を除く): 146378842

約数列:

[1, 2, 11, 19, 22, 38, 209, 361, 418, 722, 3971, 7942, 25349, 50698, 278839, 481631, 557678, 963262, 5297941, 9150989, 10595882, 18301978, 100660879, 201321758]

約数ペア:

[(1, 201321758), (2, 100660879), (11, 18301978), (19, 10595882), (22, 9150989), (38, 5297941), (209, 963262), (361, 557678), (418, 481631), (722, 278839), (3971, 50698), (7942, 25349)]