1971880724

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{367}}^1\times {\mathrm{6427}}^1$

素因数の和:6828

約数の個数: 48

約数和(自身を含む): 3974046720

約数和(自身を除く): 2002165996

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 367, 418, 734, 836, 1468, 4037, 6427, 6973, 8074, 12854, 13946, 16148, 25708, 27892, 70697, 76703, 122113, 141394, 153406, 244226, 282788, 306812, 488452, 1343243, 2358709, 2686486, 4717418, 5372972, 9434836, 25945799, 44815471, 51891598, 89630942, 103783196, 179261884, 492970181, 985940362, 1971880724]

約数ペア:

[(1, 1971880724), (2, 985940362), (4, 492970181), (11, 179261884), (19, 103783196), (22, 89630942), (38, 51891598), (44, 44815471), (76, 25945799), (209, 9434836), (367, 5372972), (418, 4717418), (734, 2686486), (836, 2358709), (1468, 1343243), (4037, 488452), (6427, 306812), (6973, 282788), (8074, 244226), (12854, 153406), (13946, 141394), (16148, 122113), (25708, 76703), (27892, 70697)]