20111843216

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2134109}}^1$

素因数の和:2134167

約数の個数: 40

約数和(自身を含む): 42340742400

約数和(自身を除く): 22228899184

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 152, 248, 304, 496, 589, 1178, 2356, 4712, 9424, 2134109, 4268218, 8536436, 17072872, 34145744, 40548071, 66157379, 81096142, 132314758, 162192284, 264629516, 324384568, 529259032, 648769136, 1058518064, 1256990201, 2513980402, 5027960804, 10055921608, 20111843216]

約数ペア:

[(1, 20111843216), (2, 10055921608), (4, 5027960804), (8, 2513980402), (16, 1256990201), (19, 1058518064), (31, 648769136), (38, 529259032), (62, 324384568), (76, 264629516), (124, 162192284), (152, 132314758), (248, 81096142), (304, 66157379), (496, 40548071), (589, 34145744), (1178, 17072872), (2356, 8536436), (4712, 4268218), (9424, 2134109)]