25220828

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{8969}}^1$

素因数の和:9029

約数の個数: 24

約数和(自身を含む): 47720400

約数和(自身を除く): 22499572

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 148, 703, 1406, 2812, 8969, 17938, 35876, 170411, 331853, 340822, 663706, 681644, 1327412, 6305207, 12610414, 25220828]

約数ペア:

[(1, 25220828), (2, 12610414), (4, 6305207), (19, 1327412), (37, 681644), (38, 663706), (74, 340822), (76, 331853), (148, 170411), (703, 35876), (1406, 17938), (2812, 8969)]