19725064944

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{248903}}^1$

素因数の和:249054

約数の個数: 80

約数和(自身を含む): 55308460032

約数和(自身を除く): 35583395088

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 127, 156, 208, 254, 312, 381, 508, 624, 762, 1016, 1524, 1651, 2032, 3048, 3302, 4953, 6096, 6604, 9906, 13208, 19812, 26416, 39624, 79248, 248903, 497806, 746709, 995612, 1493418, 1991224, 2986836, 3235739, 3982448, 5973672, 6471478, 9707217, 11947344, 12942956, 19414434, 25885912, 31610681, 38828868, 51771824, 63221362, 77657736, 94832043, 126442724, 155315472, 189664086, 252885448, 379328172, 410938853, 505770896, 758656344, 821877706, 1232816559, 1517312688, 1643755412, 2465633118, 3287510824, 4931266236, 6575021648, 9862532472, 19725064944]

約数ペア:

[(1, 19725064944), (2, 9862532472), (3, 6575021648), (4, 4931266236), (6, 3287510824), (8, 2465633118), (12, 1643755412), (13, 1517312688), (16, 1232816559), (24, 821877706), (26, 758656344), (39, 505770896), (48, 410938853), (52, 379328172), (78, 252885448), (104, 189664086), (127, 155315472), (156, 126442724), (208, 94832043), (254, 77657736), (312, 63221362), (381, 51771824), (508, 38828868), (624, 31610681), (762, 25885912), (1016, 19414434), (1524, 12942956), (1651, 11947344), (2032, 9707217), (3048, 6471478), (3302, 5973672), (4953, 3982448), (6096, 3235739), (6604, 2986836), (9906, 1991224), (13208, 1493418), (19812, 995612), (26416, 746709), (39624, 497806), (79248, 248903)]