1640227136

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{1348871}}^1$

素因数の和:1348902

約数の個数: 28

約数和(自身を含む): 3426134880

約数和(自身を除く): 1785907744

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 1348871, 2697742, 5395484, 10790968, 21581936, 25628549, 43163872, 51257098, 86327744, 102514196, 205028392, 410056784, 820113568, 1640227136]

約数ペア:

[(1, 1640227136), (2, 820113568), (4, 410056784), (8, 205028392), (16, 102514196), (19, 86327744), (32, 51257098), (38, 43163872), (64, 25628549), (76, 21581936), (152, 10790968), (304, 5395484), (608, 2697742), (1216, 1348871)]