20361456

素因数分解:

$2^4\times 3^5\times {\mathrm{5237}}^1$

素因数の和:5260

約数の個数: 60

約数和(自身を含む): 59105592

約数和(自身を除く): 38744136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 243, 324, 432, 486, 648, 972, 1296, 1944, 3888, 5237, 10474, 15711, 20948, 31422, 41896, 47133, 62844, 83792, 94266, 125688, 141399, 188532, 251376, 282798, 377064, 424197, 565596, 754128, 848394, 1131192, 1272591, 1696788, 2262384, 2545182, 3393576, 5090364, 6787152, 10180728, 20361456]

約数ペア:

[(1, 20361456), (2, 10180728), (3, 6787152), (4, 5090364), (6, 3393576), (8, 2545182), (9, 2262384), (12, 1696788), (16, 1272591), (18, 1131192), (24, 848394), (27, 754128), (36, 565596), (48, 424197), (54, 377064), (72, 282798), (81, 251376), (108, 188532), (144, 141399), (162, 125688), (216, 94266), (243, 83792), (324, 62844), (432, 47133), (486, 41896), (648, 31422), (972, 20948), (1296, 15711), (1944, 10474), (3888, 5237)]