18894512

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{683}}^1$

素因数の和:730

約数の個数: 80

約数和(自身を含む): 47496960

約数和(自身を除く): 28602448

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 38, 52, 56, 76, 91, 104, 112, 133, 152, 182, 208, 247, 266, 304, 364, 494, 532, 683, 728, 988, 1064, 1366, 1456, 1729, 1976, 2128, 2732, 3458, 3952, 4781, 5464, 6916, 8879, 9562, 10928, 12977, 13832, 17758, 19124, 25954, 27664, 35516, 38248, 51908, 62153, 71032, 76496, 90839, 103816, 124306, 142064, 168701, 181678, 207632, 248612, 337402, 363356, 497224, 674804, 726712, 994448, 1180907, 1349608, 1453424, 2361814, 2699216, 4723628, 9447256, 18894512]

約数ペア:

[(1, 18894512), (2, 9447256), (4, 4723628), (7, 2699216), (8, 2361814), (13, 1453424), (14, 1349608), (16, 1180907), (19, 994448), (26, 726712), (28, 674804), (38, 497224), (52, 363356), (56, 337402), (76, 248612), (91, 207632), (104, 181678), (112, 168701), (133, 142064), (152, 124306), (182, 103816), (208, 90839), (247, 76496), (266, 71032), (304, 62153), (364, 51908), (494, 38248), (532, 35516), (683, 27664), (728, 25954), (988, 19124), (1064, 17758), (1366, 13832), (1456, 12977), (1729, 10928), (1976, 9562), (2128, 8879), (2732, 6916), (3458, 5464), (3952, 4781)]