20143753371

素因数分解:

$3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{31511}}^1$

素因数の和:31736

約数の個数: 48

約数和(自身を含む): 33952289280

約数和(自身を除く): 13808535909

約数列:

[1, 3, 7, 9, 21, 63, 73, 139, 219, 417, 511, 657, 973, 1251, 1533, 2919, 4599, 8757, 10147, 30441, 31511, 71029, 91323, 94533, 213087, 220577, 283599, 639261, 661731, 1985193, 2300303, 4380029, 6900909, 13140087, 16102121, 20702727, 30660203, 39420261, 48306363, 91980609, 144919089, 275941827, 319742117, 959226351, 2238194819, 2877679053, 6714584457, 20143753371]

約数ペア:

[(1, 20143753371), (3, 6714584457), (7, 2877679053), (9, 2238194819), (21, 959226351), (63, 319742117), (73, 275941827), (139, 144919089), (219, 91980609), (417, 48306363), (511, 39420261), (657, 30660203), (973, 20702727), (1251, 16102121), (1533, 13140087), (2919, 6900909), (4599, 4380029), (8757, 2300303), (10147, 1985193), (30441, 661731), (31511, 639261), (71029, 283599), (91323, 220577), (94533, 213087)]