18847928

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{19471}}^1$

素因数の和:19499

約数の個数: 24

約数和(自身を含む): 38846640

約数和(自身を除く): 19998712

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 968, 19471, 38942, 77884, 155768, 214181, 428362, 856724, 1713448, 2355991, 4711982, 9423964, 18847928]

約数ペア:

[(1, 18847928), (2, 9423964), (4, 4711982), (8, 2355991), (11, 1713448), (22, 856724), (44, 428362), (88, 214181), (121, 155768), (242, 77884), (484, 38942), (968, 19471)]