19964472

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1609}}^1$

素因数の和:1676

約数の個数: 64

約数和(自身を含む): 55641600

約数和(自身を除く): 35677128

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 47, 66, 88, 94, 132, 141, 188, 264, 282, 376, 517, 564, 1034, 1128, 1551, 1609, 2068, 3102, 3218, 4136, 4827, 6204, 6436, 9654, 12408, 12872, 17699, 19308, 35398, 38616, 53097, 70796, 75623, 106194, 141592, 151246, 212388, 226869, 302492, 424776, 453738, 604984, 831853, 907476, 1663706, 1814952, 2495559, 3327412, 4991118, 6654824, 9982236, 19964472]

約数ペア:

[(1, 19964472), (2, 9982236), (3, 6654824), (4, 4991118), (6, 3327412), (8, 2495559), (11, 1814952), (12, 1663706), (22, 907476), (24, 831853), (33, 604984), (44, 453738), (47, 424776), (66, 302492), (88, 226869), (94, 212388), (132, 151246), (141, 141592), (188, 106194), (264, 75623), (282, 70796), (376, 53097), (517, 38616), (564, 35398), (1034, 19308), (1128, 17699), (1551, 12872), (1609, 12408), (2068, 9654), (3102, 6436), (3218, 6204), (4136, 4827)]