19403648

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{13781}}^1$

素因数の和:13806

約数の個数: 32

約数和(自身を含む): 42172920

約数和(自身を除く): 22769272

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 352, 704, 1408, 13781, 27562, 55124, 110248, 151591, 220496, 303182, 440992, 606364, 881984, 1212728, 1763968, 2425456, 4850912, 9701824, 19403648]

約数ペア:

[(1, 19403648), (2, 9701824), (4, 4850912), (8, 2425456), (11, 1763968), (16, 1212728), (22, 881984), (32, 606364), (44, 440992), (64, 303182), (88, 220496), (128, 151591), (176, 110248), (352, 55124), (704, 27562), (1408, 13781)]