19703296

素因数分解:

$2^9\times {\mathrm{29}}^1\times {\mathrm{1327}}^1$

素因数の和:1374

約数の個数: 40

約数和(自身を含む): 40756320

約数和(自身を除く): 21053024

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 128, 232, 256, 464, 512, 928, 1327, 1856, 2654, 3712, 5308, 7424, 10616, 14848, 21232, 38483, 42464, 76966, 84928, 153932, 169856, 307864, 339712, 615728, 679424, 1231456, 2462912, 4925824, 9851648, 19703296]

約数ペア:

[(1, 19703296), (2, 9851648), (4, 4925824), (8, 2462912), (16, 1231456), (29, 679424), (32, 615728), (58, 339712), (64, 307864), (116, 169856), (128, 153932), (232, 84928), (256, 76966), (464, 42464), (512, 38483), (928, 21232), (1327, 14848), (1856, 10616), (2654, 7424), (3712, 5308)]