19914496

素因数分解:

$2^8\times 7^1\times {\mathrm{11113}}^1$

素因数の和:11136

約数の個数: 36

約数和(自身を含む): 45434032

約数和(自身を除く): 25519536

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 11113, 22226, 44452, 77791, 88904, 155582, 177808, 311164, 355616, 622328, 711232, 1244656, 1422464, 2489312, 2844928, 4978624, 9957248, 19914496]

約数ペア:

[(1, 19914496), (2, 9957248), (4, 4978624), (7, 2844928), (8, 2489312), (14, 1422464), (16, 1244656), (28, 711232), (32, 622328), (56, 355616), (64, 311164), (112, 177808), (128, 155582), (224, 88904), (256, 77791), (448, 44452), (896, 22226), (1792, 11113)]