19654788

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:177

約数の個数: 96

約数和(自身を含む): 52254720

約数和(自身を除く): 32599932

約数列:

[1, 2, 3, 4, 6, 12, 17, 23, 34, 46, 51, 59, 68, 69, 71, 92, 102, 118, 138, 142, 177, 204, 213, 236, 276, 284, 354, 391, 426, 708, 782, 852, 1003, 1173, 1207, 1357, 1564, 1633, 2006, 2346, 2414, 2714, 3009, 3266, 3621, 4012, 4071, 4189, 4692, 4828, 4899, 5428, 6018, 6532, 7242, 8142, 8378, 9798, 12036, 12567, 14484, 16284, 16756, 19596, 23069, 25134, 27761, 46138, 50268, 55522, 69207, 71213, 83283, 92276, 96347, 111044, 138414, 142426, 166566, 192694, 213639, 276828, 284852, 289041, 333132, 385388, 427278, 578082, 854556, 1156164, 1637899, 3275798, 4913697, 6551596, 9827394, 19654788]

約数ペア:

[(1, 19654788), (2, 9827394), (3, 6551596), (4, 4913697), (6, 3275798), (12, 1637899), (17, 1156164), (23, 854556), (34, 578082), (46, 427278), (51, 385388), (59, 333132), (68, 289041), (69, 284852), (71, 276828), (92, 213639), (102, 192694), (118, 166566), (138, 142426), (142, 138414), (177, 111044), (204, 96347), (213, 92276), (236, 83283), (276, 71213), (284, 69207), (354, 55522), (391, 50268), (426, 46138), (708, 27761), (782, 25134), (852, 23069), (1003, 19596), (1173, 16756), (1207, 16284), (1357, 14484), (1564, 12567), (1633, 12036), (2006, 9798), (2346, 8378), (2414, 8142), (2714, 7242), (3009, 6532), (3266, 6018), (3621, 5428), (4012, 4899), (4071, 4828), (4189, 4692)]