20712384004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{881}}^1$

素因数の和:1133

約数の個数: 96

約数和(自身を含む): 40659494400

約数和(自身を除く): 19947110396

約数列:

[1, 2, 4, 13, 26, 52, 59, 79, 97, 118, 158, 194, 236, 316, 388, 767, 881, 1027, 1261, 1534, 1762, 2054, 2522, 3068, 3524, 4108, 4661, 5044, 5723, 7663, 9322, 11446, 11453, 15326, 18644, 22892, 22906, 30652, 45812, 51979, 60593, 69599, 74399, 85457, 99619, 103958, 121186, 139198, 148798, 170914, 199238, 207916, 242372, 278396, 297596, 341828, 398476, 452117, 675727, 904234, 904787, 1110941, 1351454, 1808468, 1809574, 2221882, 2702908, 3619148, 4106341, 4443764, 5041963, 5877521, 6751103, 8212682, 10083926, 11755042, 13502206, 16425364, 20167852, 23510084, 27004412, 53382433, 65545519, 87764339, 106764866, 131091038, 175528678, 213529732, 262182076, 351057356, 398315077, 796630154, 1593260308, 5178096001, 10356192002, 20712384004]

約数ペア:

[(1, 20712384004), (2, 10356192002), (4, 5178096001), (13, 1593260308), (26, 796630154), (52, 398315077), (59, 351057356), (79, 262182076), (97, 213529732), (118, 175528678), (158, 131091038), (194, 106764866), (236, 87764339), (316, 65545519), (388, 53382433), (767, 27004412), (881, 23510084), (1027, 20167852), (1261, 16425364), (1534, 13502206), (1762, 11755042), (2054, 10083926), (2522, 8212682), (3068, 6751103), (3524, 5877521), (4108, 5041963), (4661, 4443764), (5044, 4106341), (5723, 3619148), (7663, 2702908), (9322, 2221882), (11446, 1809574), (11453, 1808468), (15326, 1351454), (18644, 1110941), (22892, 904787), (22906, 904234), (30652, 675727), (45812, 452117), (51979, 398476), (60593, 341828), (69599, 297596), (74399, 278396), (85457, 242372), (99619, 207916), (103958, 199238), (121186, 170914), (139198, 148798)]