19201864

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{1931}}^1$

素因数の和:2061

約数の個数: 32

約数和(自身を含む): 39644640

約数和(自身を除く): 20442776

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 113, 226, 452, 904, 1243, 1931, 2486, 3862, 4972, 7724, 9944, 15448, 21241, 42482, 84964, 169928, 218203, 436406, 872812, 1745624, 2400233, 4800466, 9600932, 19201864]

約数ペア:

[(1, 19201864), (2, 9600932), (4, 4800466), (8, 2400233), (11, 1745624), (22, 872812), (44, 436406), (88, 218203), (113, 169928), (226, 84964), (452, 42482), (904, 21241), (1243, 15448), (1931, 9944), (2486, 7724), (3862, 4972)]