19888088766

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{857}}^1\times {\mathrm{2237}}^1$

素因数の和:3138

約数の個数: 128

約数和(自身を含む): 51615083520

約数和(自身を除く): 31726994754

約数列:

[1, 2, 3, 6, 7, 13, 14, 19, 21, 26, 38, 39, 42, 57, 78, 91, 114, 133, 182, 247, 266, 273, 399, 494, 546, 741, 798, 857, 1482, 1714, 1729, 2237, 2571, 3458, 4474, 5142, 5187, 5999, 6711, 10374, 11141, 11998, 13422, 15659, 16283, 17997, 22282, 29081, 31318, 32566, 33423, 35994, 42503, 46977, 48849, 58162, 66846, 77987, 85006, 87243, 93954, 97698, 113981, 127509, 155974, 174486, 203567, 211679, 227962, 233961, 255018, 297521, 341943, 407134, 423358, 467922, 552539, 595042, 610701, 635037, 683886, 892563, 1105078, 1221402, 1270074, 1481753, 1657617, 1785126, 1917109, 2963506, 3315234, 3834218, 3867773, 4445259, 5751327, 7735546, 8890518, 11502654, 11603319, 13419763, 23206638, 24922417, 26839526, 36425071, 40259289, 49844834, 72850142, 74767251, 80518578, 109275213, 149534502, 174456919, 218550426, 254975497, 348913838, 473525923, 509950994, 523370757, 764926491, 947051846, 1046741514, 1420577769, 1529852982, 2841155538, 3314681461, 6629362922, 9944044383, 19888088766]

約数ペア:

[(1, 19888088766), (2, 9944044383), (3, 6629362922), (6, 3314681461), (7, 2841155538), (13, 1529852982), (14, 1420577769), (19, 1046741514), (21, 947051846), (26, 764926491), (38, 523370757), (39, 509950994), (42, 473525923), (57, 348913838), (78, 254975497), (91, 218550426), (114, 174456919), (133, 149534502), (182, 109275213), (247, 80518578), (266, 74767251), (273, 72850142), (399, 49844834), (494, 40259289), (546, 36425071), (741, 26839526), (798, 24922417), (857, 23206638), (1482, 13419763), (1714, 11603319), (1729, 11502654), (2237, 8890518), (2571, 7735546), (3458, 5751327), (4474, 4445259), (5142, 3867773), (5187, 3834218), (5999, 3315234), (6711, 2963506), (10374, 1917109), (11141, 1785126), (11998, 1657617), (13422, 1481753), (15659, 1270074), (16283, 1221402), (17997, 1105078), (22282, 892563), (29081, 683886), (31318, 635037), (32566, 610701), (33423, 595042), (35994, 552539), (42503, 467922), (46977, 423358), (48849, 407134), (58162, 341943), (66846, 297521), (77987, 255018), (85006, 233961), (87243, 227962), (93954, 211679), (97698, 203567), (113981, 174486), (127509, 155974)]