19220844

素因数分解:

$2^2\times 3^1\times {\mathrm{131}}^1\times {\mathrm{12227}}^1$

素因数の和:12365

約数の個数: 24

約数和(自身を含む): 45194688

約数和(自身を除く): 25973844

約数列:

[1, 2, 3, 4, 6, 12, 131, 262, 393, 524, 786, 1572, 12227, 24454, 36681, 48908, 73362, 146724, 1601737, 3203474, 4805211, 6406948, 9610422, 19220844]

約数ペア:

[(1, 19220844), (2, 9610422), (3, 6406948), (4, 4805211), (6, 3203474), (12, 1601737), (131, 146724), (262, 73362), (393, 48908), (524, 36681), (786, 24454), (1572, 12227)]