20204392

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1483}}^1$

素因数の和:1633

約数の個数: 32

約数和(自身を含む): 41136480

約数和(自身を除く): 20932088

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 131, 262, 524, 1048, 1483, 1703, 2966, 3406, 5932, 6812, 11864, 13624, 19279, 38558, 77116, 154232, 194273, 388546, 777092, 1554184, 2525549, 5051098, 10102196, 20204392]

約数ペア:

[(1, 20204392), (2, 10102196), (4, 5051098), (8, 2525549), (13, 1554184), (26, 777092), (52, 388546), (104, 194273), (131, 154232), (262, 77116), (524, 38558), (1048, 19279), (1483, 13624), (1703, 11864), (2966, 6812), (3406, 5932)]