209511952

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{9241}}^1$

素因数の和:9371

約数の個数: 40

約数和(自身を含む): 441213080

約数和(自身を除く): 231701128

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 109, 208, 218, 436, 872, 1417, 1744, 2834, 5668, 9241, 11336, 18482, 22672, 36964, 73928, 120133, 147856, 240266, 480532, 961064, 1007269, 1922128, 2014538, 4029076, 8058152, 13094497, 16116304, 26188994, 52377988, 104755976, 209511952]

約数ペア:

[(1, 209511952), (2, 104755976), (4, 52377988), (8, 26188994), (13, 16116304), (16, 13094497), (26, 8058152), (52, 4029076), (104, 2014538), (109, 1922128), (208, 1007269), (218, 961064), (436, 480532), (872, 240266), (1417, 147856), (1744, 120133), (2834, 73928), (5668, 36964), (9241, 22672), (11336, 18482)]