20162951984

素因数分解:

$2^4\times 7^2\times {\mathrm{131}}^1\times {\mathrm{137}}^1\times {\mathrm{1433}}^1$

素因数の和:1723

約数の個数: 120

約数和(自身を含む): 46157121648

約数和(自身を除く): 25994169664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 131, 137, 196, 262, 274, 392, 524, 548, 784, 917, 959, 1048, 1096, 1433, 1834, 1918, 2096, 2192, 2866, 3668, 3836, 5732, 6419, 6713, 7336, 7672, 10031, 11464, 12838, 13426, 14672, 15344, 17947, 20062, 22928, 25676, 26852, 35894, 40124, 51352, 53704, 70217, 71788, 80248, 102704, 107408, 125629, 140434, 143576, 160496, 187723, 196321, 251258, 280868, 287152, 375446, 392642, 502516, 561736, 750892, 785284, 879403, 1005032, 1123472, 1314061, 1374247, 1501784, 1570568, 1758806, 2010064, 2628122, 2748494, 3003568, 3141136, 3517612, 5256244, 5496988, 7035224, 9198427, 9619729, 10512488, 10993976, 14070448, 18396854, 19239458, 21024976, 21987952, 25718051, 36793708, 38478916, 51436102, 73587416, 76957832, 102872204, 147174832, 153915664, 180026357, 205744408, 360052714, 411488816, 720105428, 1260184499, 1440210856, 2520368998, 2880421712, 5040737996, 10081475992, 20162951984]

約数ペア:

[(1, 20162951984), (2, 10081475992), (4, 5040737996), (7, 2880421712), (8, 2520368998), (14, 1440210856), (16, 1260184499), (28, 720105428), (49, 411488816), (56, 360052714), (98, 205744408), (112, 180026357), (131, 153915664), (137, 147174832), (196, 102872204), (262, 76957832), (274, 73587416), (392, 51436102), (524, 38478916), (548, 36793708), (784, 25718051), (917, 21987952), (959, 21024976), (1048, 19239458), (1096, 18396854), (1433, 14070448), (1834, 10993976), (1918, 10512488), (2096, 9619729), (2192, 9198427), (2866, 7035224), (3668, 5496988), (3836, 5256244), (5732, 3517612), (6419, 3141136), (6713, 3003568), (7336, 2748494), (7672, 2628122), (10031, 2010064), (11464, 1758806), (12838, 1570568), (13426, 1501784), (14672, 1374247), (15344, 1314061), (17947, 1123472), (20062, 1005032), (22928, 879403), (25676, 785284), (26852, 750892), (35894, 561736), (40124, 502516), (51352, 392642), (53704, 375446), (70217, 287152), (71788, 280868), (80248, 251258), (102704, 196321), (107408, 187723), (125629, 160496), (140434, 143576)]