222736088

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{20639}}^1$

素因数の和:20735

約数の個数: 32

約数和(自身を含む): 445824000

約数和(自身を除く): 223087912

約数列:

[1, 2, 4, 8, 19, 38, 71, 76, 142, 152, 284, 568, 1349, 2698, 5396, 10792, 20639, 41278, 82556, 165112, 392141, 784282, 1465369, 1568564, 2930738, 3137128, 5861476, 11722952, 27842011, 55684022, 111368044, 222736088]

約数ペア:

[(1, 222736088), (2, 111368044), (4, 55684022), (8, 27842011), (19, 11722952), (38, 5861476), (71, 3137128), (76, 2930738), (142, 1568564), (152, 1465369), (284, 784282), (568, 392141), (1349, 165112), (2698, 82556), (5396, 41278), (10792, 20639)]