19698876

素因数分解:

$2^2\times 3^4\times {\mathrm{163}}^1\times {\mathrm{373}}^1$

素因数の和:552

約数の個数: 60

約数和(自身を含む): 51951592

約数和(自身を除く): 32252716

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 163, 324, 326, 373, 489, 652, 746, 978, 1119, 1467, 1492, 1956, 2238, 2934, 3357, 4401, 4476, 5868, 6714, 8802, 10071, 13203, 13428, 17604, 20142, 26406, 30213, 40284, 52812, 60426, 60799, 120852, 121598, 182397, 243196, 364794, 547191, 729588, 1094382, 1641573, 2188764, 3283146, 4924719, 6566292, 9849438, 19698876]

約数ペア:

[(1, 19698876), (2, 9849438), (3, 6566292), (4, 4924719), (6, 3283146), (9, 2188764), (12, 1641573), (18, 1094382), (27, 729588), (36, 547191), (54, 364794), (81, 243196), (108, 182397), (162, 121598), (163, 120852), (324, 60799), (326, 60426), (373, 52812), (489, 40284), (652, 30213), (746, 26406), (978, 20142), (1119, 17604), (1467, 13428), (1492, 13203), (1956, 10071), (2238, 8802), (2934, 6714), (3357, 5868), (4401, 4476)]