19884224

素因数分解:

$2^6\times {\mathrm{97}}^1\times {\mathrm{3203}}^1$

素因数の和:3312

約数の個数: 28

約数和(自身を含む): 39876984

約数和(自身を除く): 19992760

約数列:

[1, 2, 4, 8, 16, 32, 64, 97, 194, 388, 776, 1552, 3104, 3203, 6208, 6406, 12812, 25624, 51248, 102496, 204992, 310691, 621382, 1242764, 2485528, 4971056, 9942112, 19884224]

約数ペア:

[(1, 19884224), (2, 9942112), (4, 4971056), (8, 2485528), (16, 1242764), (32, 621382), (64, 310691), (97, 204992), (194, 102496), (388, 51248), (776, 25624), (1552, 12812), (3104, 6406), (3203, 6208)]