19678356

素因数分解:

$2^2\times 3^3\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:206

約数の個数: 96

約数和(自身を含む): 54163200

約数和(自身を除く): 34484844

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 36, 54, 58, 61, 87, 103, 108, 116, 122, 174, 183, 206, 244, 261, 309, 348, 366, 412, 522, 549, 618, 732, 783, 927, 1044, 1098, 1236, 1566, 1647, 1769, 1854, 2196, 2781, 2987, 3132, 3294, 3538, 3708, 5307, 5562, 5974, 6283, 6588, 7076, 8961, 10614, 11124, 11948, 12566, 15921, 17922, 18849, 21228, 25132, 26883, 31842, 35844, 37698, 47763, 53766, 56547, 63684, 75396, 80649, 95526, 107532, 113094, 161298, 169641, 182207, 191052, 226188, 322596, 339282, 364414, 546621, 678564, 728828, 1093242, 1639863, 2186484, 3279726, 4919589, 6559452, 9839178, 19678356]

約数ペア:

[(1, 19678356), (2, 9839178), (3, 6559452), (4, 4919589), (6, 3279726), (9, 2186484), (12, 1639863), (18, 1093242), (27, 728828), (29, 678564), (36, 546621), (54, 364414), (58, 339282), (61, 322596), (87, 226188), (103, 191052), (108, 182207), (116, 169641), (122, 161298), (174, 113094), (183, 107532), (206, 95526), (244, 80649), (261, 75396), (309, 63684), (348, 56547), (366, 53766), (412, 47763), (522, 37698), (549, 35844), (618, 31842), (732, 26883), (783, 25132), (927, 21228), (1044, 18849), (1098, 17922), (1236, 15921), (1566, 12566), (1647, 11948), (1769, 11124), (1854, 10614), (2196, 8961), (2781, 7076), (2987, 6588), (3132, 6283), (3294, 5974), (3538, 5562), (3708, 5307)]