219962012

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{907}}^1\times {\mathrm{3191}}^1$

素因数の和:4121

約数の個数: 24

約数和(自身を含む): 405767040

約数和(自身を除く): 185805028

約数列:

[1, 2, 4, 19, 38, 76, 907, 1814, 3191, 3628, 6382, 12764, 17233, 34466, 60629, 68932, 121258, 242516, 2894237, 5788474, 11576948, 54990503, 109981006, 219962012]

約数ペア:

[(1, 219962012), (2, 109981006), (4, 54990503), (19, 11576948), (38, 5788474), (76, 2894237), (907, 242516), (1814, 121258), (3191, 68932), (3628, 60629), (6382, 34466), (12764, 17233)]