19840512

素因数分解:

$2^9\times 3^1\times {\mathrm{12917}}^1$

素因数の和:12938

約数の個数: 40

約数和(自身を含む): 52860456

約数和(自身を除く): 33019944

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1536, 12917, 25834, 38751, 51668, 77502, 103336, 155004, 206672, 310008, 413344, 620016, 826688, 1240032, 1653376, 2480064, 3306752, 4960128, 6613504, 9920256, 19840512]

約数ペア:

[(1, 19840512), (2, 9920256), (3, 6613504), (4, 4960128), (6, 3306752), (8, 2480064), (12, 1653376), (16, 1240032), (24, 826688), (32, 620016), (48, 413344), (64, 310008), (96, 206672), (128, 155004), (192, 103336), (256, 77502), (384, 51668), (512, 38751), (768, 25834), (1536, 12917)]