20161729448

素因数分解:

$2^3\times 7^1\times {\mathrm{1789}}^1\times {\mathrm{201247}}^1$

素因数の和:203049

約数の個数: 32

約数和(自身を含む): 43228070400

約数和(自身を除く): 23066340952

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1789, 3578, 7156, 12523, 14312, 25046, 50092, 100184, 201247, 402494, 804988, 1408729, 1609976, 2817458, 5634916, 11269832, 360030883, 720061766, 1440123532, 2520216181, 2880247064, 5040432362, 10080864724, 20161729448]

約数ペア:

[(1, 20161729448), (2, 10080864724), (4, 5040432362), (7, 2880247064), (8, 2520216181), (14, 1440123532), (28, 720061766), (56, 360030883), (1789, 11269832), (3578, 5634916), (7156, 2817458), (12523, 1609976), (14312, 1408729), (25046, 804988), (50092, 402494), (100184, 201247)]