19491472154

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1091}}^1\times {\mathrm{16573}}^1$

素因数の和:17691

約数の個数: 48

約数和(自身を含む): 37138754016

約数和(自身を除く): 17647281862

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 539, 1078, 1091, 2182, 7637, 12001, 15274, 16573, 24002, 33146, 53459, 84007, 106918, 116011, 168014, 182303, 232022, 364606, 588049, 812077, 1176098, 1276121, 1624154, 2552242, 8932847, 17865694, 18081143, 36162286, 126568001, 198892573, 253136002, 397785146, 885976007, 1392248011, 1771952014, 2784496022, 9745736077, 19491472154]

約数ペア:

[(1, 19491472154), (2, 9745736077), (7, 2784496022), (11, 1771952014), (14, 1392248011), (22, 885976007), (49, 397785146), (77, 253136002), (98, 198892573), (154, 126568001), (539, 36162286), (1078, 18081143), (1091, 17865694), (2182, 8932847), (7637, 2552242), (12001, 1624154), (15274, 1276121), (16573, 1176098), (24002, 812077), (33146, 588049), (53459, 364606), (84007, 232022), (106918, 182303), (116011, 168014)]