18669882

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1$

素因数の和:304

約数の個数: 96

約数和(自身を含む): 49641984

約数和(自身を除く): 30972102

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 23, 33, 42, 46, 49, 66, 69, 77, 98, 138, 147, 154, 161, 231, 251, 253, 294, 322, 462, 483, 502, 506, 539, 753, 759, 966, 1078, 1127, 1506, 1518, 1617, 1757, 1771, 2254, 2761, 3234, 3381, 3514, 3542, 5271, 5313, 5522, 5773, 6762, 8283, 10542, 10626, 11546, 12299, 12397, 16566, 17319, 19327, 24598, 24794, 34638, 36897, 37191, 38654, 40411, 57981, 63503, 73794, 74382, 80822, 115962, 121233, 127006, 135289, 190509, 242466, 270578, 282877, 381018, 405867, 444521, 565754, 811734, 848631, 889042, 1333563, 1697262, 2667126, 3111647, 6223294, 9334941, 18669882]

約数ペア:

[(1, 18669882), (2, 9334941), (3, 6223294), (6, 3111647), (7, 2667126), (11, 1697262), (14, 1333563), (21, 889042), (22, 848631), (23, 811734), (33, 565754), (42, 444521), (46, 405867), (49, 381018), (66, 282877), (69, 270578), (77, 242466), (98, 190509), (138, 135289), (147, 127006), (154, 121233), (161, 115962), (231, 80822), (251, 74382), (253, 73794), (294, 63503), (322, 57981), (462, 40411), (483, 38654), (502, 37191), (506, 36897), (539, 34638), (753, 24794), (759, 24598), (966, 19327), (1078, 17319), (1127, 16566), (1506, 12397), (1518, 12299), (1617, 11546), (1757, 10626), (1771, 10542), (2254, 8283), (2761, 6762), (3234, 5773), (3381, 5522), (3514, 5313), (3542, 5271)]