18849512

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:246

約数の個数: 64

約数和(自身を含む): 41126400

約数和(自身を除く): 22276888

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 67, 88, 92, 134, 139, 184, 253, 268, 278, 506, 536, 556, 737, 1012, 1112, 1474, 1529, 1541, 2024, 2948, 3058, 3082, 3197, 5896, 6116, 6164, 6394, 9313, 12232, 12328, 12788, 16951, 18626, 25576, 33902, 35167, 37252, 67804, 70334, 74504, 102443, 135608, 140668, 204886, 214199, 281336, 409772, 428398, 819544, 856796, 1713592, 2356189, 4712378, 9424756, 18849512]

約数ペア:

[(1, 18849512), (2, 9424756), (4, 4712378), (8, 2356189), (11, 1713592), (22, 856796), (23, 819544), (44, 428398), (46, 409772), (67, 281336), (88, 214199), (92, 204886), (134, 140668), (139, 135608), (184, 102443), (253, 74504), (268, 70334), (278, 67804), (506, 37252), (536, 35167), (556, 33902), (737, 25576), (1012, 18626), (1112, 16951), (1474, 12788), (1529, 12328), (1541, 12232), (2024, 9313), (2948, 6394), (3058, 6164), (3082, 6116), (3197, 5896)]