18407872

素因数分解:

$2^6\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2417}}^1$

素因数の和:2453

約数の個数: 56

約数和(自身を含む): 44220384

約数和(自身を除く): 25812512

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 112, 119, 136, 224, 238, 272, 448, 476, 544, 952, 1088, 1904, 2417, 3808, 4834, 7616, 9668, 16919, 19336, 33838, 38672, 41089, 67676, 77344, 82178, 135352, 154688, 164356, 270704, 287623, 328712, 541408, 575246, 657424, 1082816, 1150492, 1314848, 2300984, 2629696, 4601968, 9203936, 18407872]

約数ペア:

[(1, 18407872), (2, 9203936), (4, 4601968), (7, 2629696), (8, 2300984), (14, 1314848), (16, 1150492), (17, 1082816), (28, 657424), (32, 575246), (34, 541408), (56, 328712), (64, 287623), (68, 270704), (112, 164356), (119, 154688), (136, 135352), (224, 82178), (238, 77344), (272, 67676), (448, 41089), (476, 38672), (544, 33838), (952, 19336), (1088, 16919), (1904, 9668), (2417, 7616), (3808, 4834)]