128520453638

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{3947}}^1\times {\mathrm{23159}}^1$

素因数の和:27164

約数の個数: 32

約数和(自身を含む): 208473350400

約数和(自身を除く): 79952896762

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 3947, 7894, 23159, 46318, 74993, 146039, 149986, 292078, 440021, 856883, 880042, 1713766, 2774741, 5549482, 16280777, 32561554, 91408573, 182817146, 1736762887, 3382117201, 3473525774, 6764234402, 64260226819, 128520453638]

約数ペア:

[(1, 128520453638), (2, 64260226819), (19, 6764234402), (37, 3473525774), (38, 3382117201), (74, 1736762887), (703, 182817146), (1406, 91408573), (3947, 32561554), (7894, 16280777), (23159, 5549482), (46318, 2774741), (74993, 1713766), (146039, 880042), (149986, 856883), (292078, 440021)]