19157250308

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{18307}}^1$

素因数の和:18625

約数の個数: 72

約数和(自身を含む): 41199590880

約数和(自身を除く): 22042340572

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 281, 532, 562, 931, 1124, 1862, 1967, 3724, 3934, 5339, 7868, 10678, 13769, 18307, 21356, 27538, 36614, 37373, 55076, 73228, 74746, 128149, 149492, 256298, 261611, 347833, 512596, 523222, 695666, 897043, 1046444, 1391332, 1794086, 2434831, 3588172, 4869662, 5144267, 9739324, 10288534, 17043817, 20577068, 34087634, 36009869, 68175268, 72019738, 97741073, 144039476, 195482146, 252069083, 390964292, 504138166, 684187511, 1008276332, 1368375022, 2736750044, 4789312577, 9578625154, 19157250308]

約数ペア:

[(1, 19157250308), (2, 9578625154), (4, 4789312577), (7, 2736750044), (14, 1368375022), (19, 1008276332), (28, 684187511), (38, 504138166), (49, 390964292), (76, 252069083), (98, 195482146), (133, 144039476), (196, 97741073), (266, 72019738), (281, 68175268), (532, 36009869), (562, 34087634), (931, 20577068), (1124, 17043817), (1862, 10288534), (1967, 9739324), (3724, 5144267), (3934, 4869662), (5339, 3588172), (7868, 2434831), (10678, 1794086), (13769, 1391332), (18307, 1046444), (21356, 897043), (27538, 695666), (36614, 523222), (37373, 512596), (55076, 347833), (73228, 261611), (74746, 256298), (128149, 149492)]