20203599

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{983}}^1$

素因数の和:1047

約数の個数: 32

約数和(自身を含む): 31739904

約数和(自身を除く): 11536305

約数列:

[1, 3, 13, 17, 31, 39, 51, 93, 221, 403, 527, 663, 983, 1209, 1581, 2949, 6851, 12779, 16711, 20553, 30473, 38337, 50133, 91419, 217243, 396149, 518041, 651729, 1188447, 1554123, 6734533, 20203599]

約数ペア:

[(1, 20203599), (3, 6734533), (13, 1554123), (17, 1188447), (31, 651729), (39, 518041), (51, 396149), (93, 217243), (221, 91419), (403, 50133), (527, 38337), (663, 30473), (983, 20553), (1209, 16711), (1581, 12779), (2949, 6851)]