20163578943

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1553}}^1\times {\mathrm{13399}}^1$

素因数の和:14991

約数の個数: 32

約数和(自身を含む): 29985984000

約数和(自身を除く): 9822405057

約数列:

[1, 3, 17, 19, 51, 57, 323, 969, 1553, 4659, 13399, 26401, 29507, 40197, 79203, 88521, 227783, 254581, 501619, 683349, 763743, 1504857, 4327877, 12983631, 20808647, 62425941, 353746999, 395364293, 1061240997, 1186092879, 6721192981, 20163578943]

約数ペア:

[(1, 20163578943), (3, 6721192981), (17, 1186092879), (19, 1061240997), (51, 395364293), (57, 353746999), (323, 62425941), (969, 20808647), (1553, 12983631), (4659, 4327877), (13399, 1504857), (26401, 763743), (29507, 683349), (40197, 501619), (79203, 254581), (88521, 227783)]