19426064

素因数分解:

$2^4\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1621}}^1$

素因数の和:1743

約数の個数: 40

約数和(自身を含む): 43443648

約数和(自身を除く): 24017584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 107, 112, 214, 428, 749, 856, 1498, 1621, 1712, 2996, 3242, 5992, 6484, 11347, 11984, 12968, 22694, 25936, 45388, 90776, 173447, 181552, 346894, 693788, 1214129, 1387576, 2428258, 2775152, 4856516, 9713032, 19426064]

約数ペア:

[(1, 19426064), (2, 9713032), (4, 4856516), (7, 2775152), (8, 2428258), (14, 1387576), (16, 1214129), (28, 693788), (56, 346894), (107, 181552), (112, 173447), (214, 90776), (428, 45388), (749, 25936), (856, 22694), (1498, 12968), (1621, 11984), (1712, 11347), (2996, 6484), (3242, 5992)]