20803774206

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^2\times {\mathrm{277}}^1$

素因数の和:550

約数の個数: 96

約数和(自身を含む): 44662901760

約数和(自身を除く): 23859127554

約数列:

[1, 2, 3, 6, 23, 46, 69, 79, 83, 138, 158, 166, 237, 249, 277, 474, 498, 554, 831, 1662, 1817, 1909, 3634, 3818, 5451, 5727, 6371, 6557, 6889, 10902, 11454, 12742, 13114, 13778, 19113, 19671, 20667, 21883, 22991, 38226, 39342, 41334, 43766, 45982, 65649, 68973, 131298, 137946, 150811, 158447, 301622, 316894, 452433, 475341, 503309, 528793, 544231, 904866, 950682, 1006618, 1057586, 1088462, 1509927, 1586379, 1632693, 1816289, 1908253, 3019854, 3172758, 3265386, 3632578, 3816506, 5448867, 5724759, 10897734, 11449518, 12517313, 25034626, 37551939, 41774647, 43889819, 75103878, 83549294, 87779638, 125323941, 131669457, 150751987, 250647882, 263338914, 301503974, 452255961, 904511922, 3467295701, 6934591402, 10401887103, 20803774206]

約数ペア:

[(1, 20803774206), (2, 10401887103), (3, 6934591402), (6, 3467295701), (23, 904511922), (46, 452255961), (69, 301503974), (79, 263338914), (83, 250647882), (138, 150751987), (158, 131669457), (166, 125323941), (237, 87779638), (249, 83549294), (277, 75103878), (474, 43889819), (498, 41774647), (554, 37551939), (831, 25034626), (1662, 12517313), (1817, 11449518), (1909, 10897734), (3634, 5724759), (3818, 5448867), (5451, 3816506), (5727, 3632578), (6371, 3265386), (6557, 3172758), (6889, 3019854), (10902, 1908253), (11454, 1816289), (12742, 1632693), (13114, 1586379), (13778, 1509927), (19113, 1088462), (19671, 1057586), (20667, 1006618), (21883, 950682), (22991, 904866), (38226, 544231), (39342, 528793), (41334, 503309), (43766, 475341), (45982, 452433), (65649, 316894), (68973, 301622), (131298, 158447), (137946, 150811)]