20196830888

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{381533}}^1$

素因数の和:382061

約数の個数: 32

約数和(自身を含む): 40862291400

約数和(自身を除く): 20665460512

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 509, 1018, 2036, 4072, 6617, 13234, 26468, 52936, 381533, 763066, 1526132, 3052264, 4959929, 9919858, 19839716, 39679432, 194200297, 388400594, 776801188, 1553602376, 2524603861, 5049207722, 10098415444, 20196830888]

約数ペア:

[(1, 20196830888), (2, 10098415444), (4, 5049207722), (8, 2524603861), (13, 1553602376), (26, 776801188), (52, 388400594), (104, 194200297), (509, 39679432), (1018, 19839716), (2036, 9919858), (4072, 4959929), (6617, 3052264), (13234, 1526132), (26468, 763066), (52936, 381533)]