155704012

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{21121}}^1$

素因数の和:21241

約数の個数: 24

約数和(自身を含む): 289793840

約数和(自身を除く): 134089828

約数列:

[1, 2, 4, 19, 38, 76, 97, 194, 388, 1843, 3686, 7372, 21121, 42242, 84484, 401299, 802598, 1605196, 2048737, 4097474, 8194948, 38926003, 77852006, 155704012]

約数ペア:

[(1, 155704012), (2, 77852006), (4, 38926003), (19, 8194948), (38, 4097474), (76, 2048737), (97, 1605196), (194, 802598), (388, 401299), (1843, 84484), (3686, 42242), (7372, 21121)]