20137724

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{233}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 39626496

約数和(自身を除く): 19488772

約数列:

[1, 2, 4, 17, 31, 34, 41, 62, 68, 82, 124, 164, 233, 466, 527, 697, 932, 1054, 1271, 1394, 2108, 2542, 2788, 3961, 5084, 7223, 7922, 9553, 14446, 15844, 19106, 21607, 28892, 38212, 43214, 86428, 122791, 162401, 245582, 296143, 324802, 491164, 592286, 649604, 1184572, 5034431, 10068862, 20137724]

約数ペア:

[(1, 20137724), (2, 10068862), (4, 5034431), (17, 1184572), (31, 649604), (34, 592286), (41, 491164), (62, 324802), (68, 296143), (82, 245582), (124, 162401), (164, 122791), (233, 86428), (466, 43214), (527, 38212), (697, 28892), (932, 21607), (1054, 19106), (1271, 15844), (1394, 14446), (2108, 9553), (2542, 7922), (2788, 7223), (3961, 5084)]