20598396

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1451}}^1$

素因数の和:1491

約数の個数: 72

約数和(自身を含む): 59520384

約数和(自身を除く): 38921988

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 169, 182, 273, 338, 364, 507, 546, 676, 1014, 1092, 1183, 1451, 2028, 2366, 2902, 3549, 4353, 4732, 5804, 7098, 8706, 10157, 14196, 17412, 18863, 20314, 30471, 37726, 40628, 56589, 60942, 75452, 113178, 121884, 132041, 226356, 245219, 264082, 396123, 490438, 528164, 735657, 792246, 980876, 1471314, 1584492, 1716533, 2942628, 3433066, 5149599, 6866132, 10299198, 20598396]

約数ペア:

[(1, 20598396), (2, 10299198), (3, 6866132), (4, 5149599), (6, 3433066), (7, 2942628), (12, 1716533), (13, 1584492), (14, 1471314), (21, 980876), (26, 792246), (28, 735657), (39, 528164), (42, 490438), (52, 396123), (78, 264082), (84, 245219), (91, 226356), (156, 132041), (169, 121884), (182, 113178), (273, 75452), (338, 60942), (364, 56589), (507, 40628), (546, 37726), (676, 30471), (1014, 20314), (1092, 18863), (1183, 17412), (1451, 14196), (2028, 10157), (2366, 8706), (2902, 7098), (3549, 5804), (4353, 4732)]