38804272

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{947}}^1$

素因数の和:1165

約数の個数: 40

約数和(自身を含む): 81463536

約数和(自身を除く): 42659264

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 197, 208, 394, 788, 947, 1576, 1894, 2561, 3152, 3788, 5122, 7576, 10244, 12311, 15152, 20488, 24622, 40976, 49244, 98488, 186559, 196976, 373118, 746236, 1492472, 2425267, 2984944, 4850534, 9701068, 19402136, 38804272]

約数ペア:

[(1, 38804272), (2, 19402136), (4, 9701068), (8, 4850534), (13, 2984944), (16, 2425267), (26, 1492472), (52, 746236), (104, 373118), (197, 196976), (208, 186559), (394, 98488), (788, 49244), (947, 40976), (1576, 24622), (1894, 20488), (2561, 15152), (3152, 12311), (3788, 10244), (5122, 7576)]