18219820898

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{35393}}^1$

素因数の和:35487

約数の個数: 48

約数和(自身を含む): 31069702656

約数和(自身を除く): 12849881758

約数列:

[1, 2, 19, 23, 31, 38, 46, 62, 361, 437, 589, 713, 722, 874, 1178, 1426, 8303, 11191, 13547, 16606, 22382, 27094, 35393, 70786, 257393, 514786, 672467, 814039, 1097183, 1344934, 1628078, 2194366, 12776873, 15466741, 20846477, 25235209, 25553746, 30933482, 41692954, 50470418, 293868079, 396083063, 479468971, 587736158, 792166126, 958937942, 9109910449, 18219820898]

約数ペア:

[(1, 18219820898), (2, 9109910449), (19, 958937942), (23, 792166126), (31, 587736158), (38, 479468971), (46, 396083063), (62, 293868079), (361, 50470418), (437, 41692954), (589, 30933482), (713, 25553746), (722, 25235209), (874, 20846477), (1178, 15466741), (1426, 12776873), (8303, 2194366), (11191, 1628078), (13547, 1344934), (16606, 1097183), (22382, 814039), (27094, 672467), (35393, 514786), (70786, 257393)]