20165988047

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{401}}^1\times {\mathrm{3137}}^1$

素因数の和:3619

約数の個数: 32

約数和(自身を含む): 22888220544

約数和(自身を除く): 2722232497

約数列:

[1, 17, 23, 41, 391, 401, 697, 943, 3137, 6817, 9223, 16031, 16441, 53329, 72151, 128617, 156791, 279497, 378143, 1226567, 1257937, 2186489, 2958191, 6428431, 21384929, 28932551, 50289247, 51575417, 491853367, 876782089, 1186234591, 20165988047]

約数ペア:

[(1, 20165988047), (17, 1186234591), (23, 876782089), (41, 491853367), (391, 51575417), (401, 50289247), (697, 28932551), (943, 21384929), (3137, 6428431), (6817, 2958191), (9223, 2186489), (16031, 1257937), (16441, 1226567), (53329, 378143), (72151, 279497), (128617, 156791)]