1898497566

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{67567}}^1$

素因数の和:67805

約数の個数: 48

約数和(自身を含む): 4722192384

約数和(自身を除く): 2823694818

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 223, 446, 669, 1338, 1561, 2007, 3122, 4014, 4683, 9366, 14049, 28098, 67567, 135134, 202701, 405402, 472969, 608103, 945938, 1216206, 1418907, 2837814, 4256721, 8513442, 15067441, 30134882, 45202323, 90404646, 105472087, 135606969, 210944174, 271213938, 316416261, 632832522, 949248783, 1898497566]

約数ペア:

[(1, 1898497566), (2, 949248783), (3, 632832522), (6, 316416261), (7, 271213938), (9, 210944174), (14, 135606969), (18, 105472087), (21, 90404646), (42, 45202323), (63, 30134882), (126, 15067441), (223, 8513442), (446, 4256721), (669, 2837814), (1338, 1418907), (1561, 1216206), (2007, 945938), (3122, 608103), (4014, 472969), (4683, 405402), (9366, 202701), (14049, 135134), (28098, 67567)]