18959356

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{2447}}^1$

素因数の和:2613

約数の個数: 24

約数和(自身を含む): 35985600

約数和(自身を除く): 17026244

約数列:

[1, 2, 4, 13, 26, 52, 149, 298, 596, 1937, 2447, 3874, 4894, 7748, 9788, 31811, 63622, 127244, 364603, 729206, 1458412, 4739839, 9479678, 18959356]

約数ペア:

[(1, 18959356), (2, 9479678), (4, 4739839), (13, 1458412), (26, 729206), (52, 364603), (149, 127244), (298, 63622), (596, 31811), (1937, 9788), (2447, 7748), (3874, 4894)]