18835042

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{271}}^1$

素因数の和:382

約数の個数: 32

約数和(自身を含む): 31334400

約数和(自身を除く): 12499358

約数列:

[1, 2, 19, 31, 38, 59, 62, 118, 271, 542, 589, 1121, 1178, 1829, 2242, 3658, 5149, 8401, 10298, 15989, 16802, 31978, 34751, 69502, 159619, 303791, 319238, 495659, 607582, 991318, 9417521, 18835042]

約数ペア:

[(1, 18835042), (2, 9417521), (19, 991318), (31, 607582), (38, 495659), (59, 319238), (62, 303791), (118, 159619), (271, 69502), (542, 34751), (589, 31978), (1121, 16802), (1178, 15989), (1829, 10298), (2242, 8401), (3658, 5149)]