18071816

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{463}}^1$

素因数の和:534

約数の個数: 64

約数和(自身を含む): 42094080

約数和(自身を除く): 24022264

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 41, 56, 68, 82, 119, 136, 164, 238, 287, 328, 463, 476, 574, 697, 926, 952, 1148, 1394, 1852, 2296, 2788, 3241, 3704, 4879, 5576, 6482, 7871, 9758, 12964, 15742, 18983, 19516, 25928, 31484, 37966, 39032, 55097, 62968, 75932, 110194, 132881, 151864, 220388, 265762, 322711, 440776, 531524, 645422, 1063048, 1290844, 2258977, 2581688, 4517954, 9035908, 18071816]

約数ペア:

[(1, 18071816), (2, 9035908), (4, 4517954), (7, 2581688), (8, 2258977), (14, 1290844), (17, 1063048), (28, 645422), (34, 531524), (41, 440776), (56, 322711), (68, 265762), (82, 220388), (119, 151864), (136, 132881), (164, 110194), (238, 75932), (287, 62968), (328, 55097), (463, 39032), (476, 37966), (574, 31484), (697, 25928), (926, 19516), (952, 18983), (1148, 15742), (1394, 12964), (1852, 9758), (2296, 7871), (2788, 6482), (3241, 5576), (3704, 4879)]