20160178245988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{538408777}}^1$

素因数の和:538408852

約数の個数: 48

約数和(自身を含む): 41246419665024

約数和(自身を除く): 21086241419036

約数列:

[1, 2, 4, 11, 22, 23, 37, 44, 46, 74, 92, 148, 253, 407, 506, 814, 851, 1012, 1628, 1702, 3404, 9361, 18722, 37444, 538408777, 1076817554, 2153635108, 5922496547, 11844993094, 12383401871, 19921124749, 23689986188, 24766803742, 39842249498, 49533607484, 79684498996, 136217420581, 219132372239, 272434841162, 438264744478, 458185869227, 544869682324, 876529488956, 916371738454, 1832743476908, 5040044561497, 10080089122994, 20160178245988]

約数ペア:

[(1, 20160178245988), (2, 10080089122994), (4, 5040044561497), (11, 1832743476908), (22, 916371738454), (23, 876529488956), (37, 544869682324), (44, 458185869227), (46, 438264744478), (74, 272434841162), (92, 219132372239), (148, 136217420581), (253, 79684498996), (407, 49533607484), (506, 39842249498), (814, 24766803742), (851, 23689986188), (1012, 19921124749), (1628, 12383401871), (1702, 11844993094), (3404, 5922496547), (9361, 2153635108), (18722, 1076817554), (37444, 538408777)]