20137095692

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1\times {\mathrm{1381}}^1$

素因数の和:1687

約数の個数: 96

約数和(自身を含む): 42259746816

約数和(自身を除く): 22122651124

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 107, 124, 157, 214, 217, 314, 428, 434, 628, 749, 868, 1099, 1381, 1498, 2198, 2762, 2996, 3317, 4396, 4867, 5524, 6634, 9667, 9734, 13268, 16799, 19334, 19468, 23219, 33598, 34069, 38668, 42811, 46438, 67196, 68138, 85622, 92876, 117593, 136276, 147767, 171244, 216817, 235186, 295534, 299677, 433634, 470372, 520769, 591068, 599354, 867268, 1034369, 1041538, 1198708, 1517719, 2068738, 2083076, 3035438, 3645383, 4137476, 4580777, 6070876, 6721327, 7290766, 9161554, 13442654, 14581532, 18323108, 23199419, 26885308, 32065439, 46398838, 47049289, 64130878, 92797676, 94098578, 128261756, 162395933, 188197156, 324791866, 649583732, 719181989, 1438363978, 2876727956, 5034273923, 10068547846, 20137095692]

約数ペア:

[(1, 20137095692), (2, 10068547846), (4, 5034273923), (7, 2876727956), (14, 1438363978), (28, 719181989), (31, 649583732), (62, 324791866), (107, 188197156), (124, 162395933), (157, 128261756), (214, 94098578), (217, 92797676), (314, 64130878), (428, 47049289), (434, 46398838), (628, 32065439), (749, 26885308), (868, 23199419), (1099, 18323108), (1381, 14581532), (1498, 13442654), (2198, 9161554), (2762, 7290766), (2996, 6721327), (3317, 6070876), (4396, 4580777), (4867, 4137476), (5524, 3645383), (6634, 3035438), (9667, 2083076), (9734, 2068738), (13268, 1517719), (16799, 1198708), (19334, 1041538), (19468, 1034369), (23219, 867268), (33598, 599354), (34069, 591068), (38668, 520769), (42811, 470372), (46438, 433634), (67196, 299677), (68138, 295534), (85622, 235186), (92876, 216817), (117593, 171244), (136276, 147767)]