20072181856

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1\times {\mathrm{1627}}^1$

素因数の和:1956

約数の個数: 96

約数和(自身を含む): 42239957760

約数和(自身を除く): 22167775904

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 103, 152, 197, 206, 304, 394, 412, 608, 788, 824, 1576, 1627, 1648, 1957, 3152, 3254, 3296, 3743, 3914, 6304, 6508, 7486, 7828, 13016, 14972, 15656, 20291, 26032, 29944, 30913, 31312, 40582, 52064, 59888, 61826, 62624, 81164, 119776, 123652, 162328, 167581, 247304, 320519, 324656, 335162, 385529, 494608, 641038, 649312, 670324, 771058, 989216, 1282076, 1340648, 1542116, 2564152, 2681296, 3084232, 3184039, 5128304, 5362592, 6089861, 6168464, 6368078, 10256608, 12179722, 12336928, 12736156, 24359444, 25472312, 33013457, 48718888, 50944624, 66026914, 97437776, 101889248, 132053828, 194875552, 264107656, 528215312, 627255683, 1056430624, 1254511366, 2509022732, 5018045464, 10036090928, 20072181856]

約数ペア:

[(1, 20072181856), (2, 10036090928), (4, 5018045464), (8, 2509022732), (16, 1254511366), (19, 1056430624), (32, 627255683), (38, 528215312), (76, 264107656), (103, 194875552), (152, 132053828), (197, 101889248), (206, 97437776), (304, 66026914), (394, 50944624), (412, 48718888), (608, 33013457), (788, 25472312), (824, 24359444), (1576, 12736156), (1627, 12336928), (1648, 12179722), (1957, 10256608), (3152, 6368078), (3254, 6168464), (3296, 6089861), (3743, 5362592), (3914, 5128304), (6304, 3184039), (6508, 3084232), (7486, 2681296), (7828, 2564152), (13016, 1542116), (14972, 1340648), (15656, 1282076), (20291, 989216), (26032, 771058), (29944, 670324), (30913, 649312), (31312, 641038), (40582, 494608), (52064, 385529), (59888, 335162), (61826, 324656), (62624, 320519), (81164, 247304), (119776, 167581), (123652, 162328)]