19045996816

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{253433}}^1$

素因数の和:253520

約数の個数: 80

約数和(自身を含む): 46761614208

約数和(自身を除く): 27715617392

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 61, 77, 88, 112, 122, 154, 176, 244, 308, 427, 488, 616, 671, 854, 976, 1232, 1342, 1708, 2684, 3416, 4697, 5368, 6832, 9394, 10736, 18788, 37576, 75152, 253433, 506866, 1013732, 1774031, 2027464, 2787763, 3548062, 4054928, 5575526, 7096124, 11151052, 14192248, 15459413, 19514341, 22302104, 28384496, 30918826, 39028682, 44604208, 61837652, 78057364, 108215891, 123675304, 156114728, 170053543, 216431782, 247350608, 312229456, 340107086, 432863564, 680214172, 865727128, 1190374801, 1360428344, 1731454256, 2380749602, 2720856688, 4761499204, 9522998408, 19045996816]

約数ペア:

[(1, 19045996816), (2, 9522998408), (4, 4761499204), (7, 2720856688), (8, 2380749602), (11, 1731454256), (14, 1360428344), (16, 1190374801), (22, 865727128), (28, 680214172), (44, 432863564), (56, 340107086), (61, 312229456), (77, 247350608), (88, 216431782), (112, 170053543), (122, 156114728), (154, 123675304), (176, 108215891), (244, 78057364), (308, 61837652), (427, 44604208), (488, 39028682), (616, 30918826), (671, 28384496), (854, 22302104), (976, 19514341), (1232, 15459413), (1342, 14192248), (1708, 11151052), (2684, 7096124), (3416, 5575526), (4697, 4054928), (5368, 3548062), (6832, 2787763), (9394, 2027464), (10736, 1774031), (18788, 1013732), (37576, 506866), (75152, 253433)]