20120367501

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{487}}^1\times {\mathrm{1181}}^1$

素因数の和:1723

約数の個数: 72

約数和(自身を含む): 32933886336

約数和(自身を除く): 12813518835

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 169, 207, 299, 487, 507, 897, 1181, 1461, 1521, 2691, 3543, 3887, 4383, 6331, 10629, 11201, 11661, 15353, 18993, 27163, 33603, 34983, 46059, 56979, 81489, 82303, 100809, 138177, 145613, 199589, 244467, 246909, 353119, 436839, 575147, 598767, 740727, 1059357, 1310517, 1725441, 1796301, 1892969, 3178071, 4590547, 5176323, 5678907, 7476911, 13228381, 13771641, 17036721, 22430733, 39685143, 41314923, 67292199, 97199843, 119055429, 171968953, 291599529, 515906859, 874798587, 1547720577, 2235596389, 6706789167, 20120367501]

約数ペア:

[(1, 20120367501), (3, 6706789167), (9, 2235596389), (13, 1547720577), (23, 874798587), (39, 515906859), (69, 291599529), (117, 171968953), (169, 119055429), (207, 97199843), (299, 67292199), (487, 41314923), (507, 39685143), (897, 22430733), (1181, 17036721), (1461, 13771641), (1521, 13228381), (2691, 7476911), (3543, 5678907), (3887, 5176323), (4383, 4590547), (6331, 3178071), (10629, 1892969), (11201, 1796301), (11661, 1725441), (15353, 1310517), (18993, 1059357), (27163, 740727), (33603, 598767), (34983, 575147), (46059, 436839), (56979, 353119), (81489, 246909), (82303, 244467), (100809, 199589), (138177, 145613)]