20888659456

素因数分解:

$2^9\times 7^1\times {\mathrm{5828309}}^1$

素因数の和:5828334

約数の個数: 40

約数和(自身を含む): 47698889040

約数和(自身を除く): 26810229584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 5828309, 11656618, 23313236, 40798163, 46626472, 81596326, 93252944, 163192652, 186505888, 326385304, 373011776, 652770608, 746023552, 1305541216, 1492047104, 2611082432, 2984094208, 5222164864, 10444329728, 20888659456]

約数ペア:

[(1, 20888659456), (2, 10444329728), (4, 5222164864), (7, 2984094208), (8, 2611082432), (14, 1492047104), (16, 1305541216), (28, 746023552), (32, 652770608), (56, 373011776), (64, 326385304), (112, 186505888), (128, 163192652), (224, 93252944), (256, 81596326), (448, 46626472), (512, 40798163), (896, 23313236), (1792, 11656618), (3584, 5828309)]