19516432

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{929}}^1$

素因数の和:1051

約数の個数: 40

約数和(自身を含む): 41169240

約数和(自身を除く): 21652808

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 101, 104, 202, 208, 404, 808, 929, 1313, 1616, 1858, 2626, 3716, 5252, 7432, 10504, 12077, 14864, 21008, 24154, 48308, 93829, 96616, 187658, 193232, 375316, 750632, 1219777, 1501264, 2439554, 4879108, 9758216, 19516432]

約数ペア:

[(1, 19516432), (2, 9758216), (4, 4879108), (8, 2439554), (13, 1501264), (16, 1219777), (26, 750632), (52, 375316), (101, 193232), (104, 187658), (202, 96616), (208, 93829), (404, 48308), (808, 24154), (929, 21008), (1313, 14864), (1616, 12077), (1858, 10504), (2626, 7432), (3716, 5252)]