201391222

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1\times {\mathrm{631}}^1$

素因数の和:916

約数の個数: 32

約数和(自身を含む): 328538880

約数和(自身を除く): 127147658

約数列:

[1, 2, 19, 37, 38, 74, 227, 454, 631, 703, 1262, 1406, 4313, 8399, 8626, 11989, 16798, 23347, 23978, 46694, 143237, 159581, 286474, 319162, 443593, 887186, 2721503, 5299769, 5443006, 10599538, 100695611, 201391222]

約数ペア:

[(1, 201391222), (2, 100695611), (19, 10599538), (37, 5443006), (38, 5299769), (74, 2721503), (227, 887186), (454, 443593), (631, 319162), (703, 286474), (1262, 159581), (1406, 143237), (4313, 46694), (8399, 23978), (8626, 23347), (11989, 16798)]