19217408

素因数分解:

$2^{10}\times 7^2\times {\mathrm{383}}^1$

素因数の和:417

約数の個数: 66

約数和(自身を含む): 44804736

約数和(自身を除く): 25587328

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 383, 392, 448, 512, 766, 784, 896, 1024, 1532, 1568, 1792, 2681, 3064, 3136, 3584, 5362, 6128, 6272, 7168, 10724, 12256, 12544, 18767, 21448, 24512, 25088, 37534, 42896, 49024, 50176, 75068, 85792, 98048, 150136, 171584, 196096, 300272, 343168, 392192, 600544, 686336, 1201088, 1372672, 2402176, 2745344, 4804352, 9608704, 19217408]

約数ペア:

[(1, 19217408), (2, 9608704), (4, 4804352), (7, 2745344), (8, 2402176), (14, 1372672), (16, 1201088), (28, 686336), (32, 600544), (49, 392192), (56, 343168), (64, 300272), (98, 196096), (112, 171584), (128, 150136), (196, 98048), (224, 85792), (256, 75068), (383, 50176), (392, 49024), (448, 42896), (512, 37534), (766, 25088), (784, 24512), (896, 21448), (1024, 18767), (1532, 12544), (1568, 12256), (1792, 10724), (2681, 7168), (3064, 6272), (3136, 6128), (3584, 5362)]