19674704

素因数分解:

$2^4\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1811}}^1$

素因数の和:1923

約数の個数: 40

約数和(自身を含む): 44038848

約数和(自身を除く): 24364144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 97, 112, 194, 388, 679, 776, 1358, 1552, 1811, 2716, 3622, 5432, 7244, 10864, 12677, 14488, 25354, 28976, 50708, 101416, 175667, 202832, 351334, 702668, 1229669, 1405336, 2459338, 2810672, 4918676, 9837352, 19674704]

約数ペア:

[(1, 19674704), (2, 9837352), (4, 4918676), (7, 2810672), (8, 2459338), (14, 1405336), (16, 1229669), (28, 702668), (56, 351334), (97, 202832), (112, 175667), (194, 101416), (388, 50708), (679, 28976), (776, 25354), (1358, 14488), (1552, 12677), (1811, 10864), (2716, 7244), (3622, 5432)]