209703888

素因数分解:

$2^4\times 3^2\times {\mathrm{73}}^1\times {\mathrm{19949}}^1$

素因数の和:20036

約数の個数: 60

約数和(自身を含む): 594948900

約数和(自身を除く): 385245012

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 73, 144, 146, 219, 292, 438, 584, 657, 876, 1168, 1314, 1752, 2628, 3504, 5256, 10512, 19949, 39898, 59847, 79796, 119694, 159592, 179541, 239388, 319184, 359082, 478776, 718164, 957552, 1436328, 1456277, 2872656, 2912554, 4368831, 5825108, 8737662, 11650216, 13106493, 17475324, 23300432, 26212986, 34950648, 52425972, 69901296, 104851944, 209703888]

約数ペア:

[(1, 209703888), (2, 104851944), (3, 69901296), (4, 52425972), (6, 34950648), (8, 26212986), (9, 23300432), (12, 17475324), (16, 13106493), (18, 11650216), (24, 8737662), (36, 5825108), (48, 4368831), (72, 2912554), (73, 2872656), (144, 1456277), (146, 1436328), (219, 957552), (292, 718164), (438, 478776), (584, 359082), (657, 319184), (876, 239388), (1168, 179541), (1314, 159592), (1752, 119694), (2628, 79796), (3504, 59847), (5256, 39898), (10512, 19949)]