19174864

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{577}}^1$

素因数の和:683

約数の個数: 40

約数和(自身を含む): 38989568

約数和(自身を除く): 19814704

約数列:

[1, 2, 4, 8, 16, 31, 62, 67, 124, 134, 248, 268, 496, 536, 577, 1072, 1154, 2077, 2308, 4154, 4616, 8308, 9232, 16616, 17887, 33232, 35774, 38659, 71548, 77318, 143096, 154636, 286192, 309272, 618544, 1198429, 2396858, 4793716, 9587432, 19174864]

約数ペア:

[(1, 19174864), (2, 9587432), (4, 4793716), (8, 2396858), (16, 1198429), (31, 618544), (62, 309272), (67, 286192), (124, 154636), (134, 143096), (248, 77318), (268, 71548), (496, 38659), (536, 35774), (577, 33232), (1072, 17887), (1154, 16616), (2077, 9232), (2308, 8308), (4154, 4616)]