20506148

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23197}}^1$

素因数の和:23231

約数の個数: 24

約数和(自身を含む): 40921272

約数和(自身を除く): 20415124

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 23197, 46394, 92788, 301561, 394349, 603122, 788698, 1206244, 1577396, 5126537, 10253074, 20506148]

約数ペア:

[(1, 20506148), (2, 10253074), (4, 5126537), (13, 1577396), (17, 1206244), (26, 788698), (34, 603122), (52, 394349), (68, 301561), (221, 92788), (442, 46394), (884, 23197)]