20103398055

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{34747}}^1$

素因数の和:34837

約数の個数: 96

約数和(自身を含む): 40069725696

約数和(自身を除く): 19966327641

約数列:

[1, 3, 5, 9, 13, 15, 23, 39, 43, 45, 65, 69, 115, 117, 129, 195, 207, 215, 299, 345, 387, 559, 585, 645, 897, 989, 1035, 1495, 1677, 1935, 2691, 2795, 2967, 4485, 4945, 5031, 8385, 8901, 12857, 13455, 14835, 25155, 34747, 38571, 44505, 64285, 104241, 115713, 173735, 192855, 312723, 451711, 521205, 578565, 799181, 1355133, 1494121, 1563615, 2258555, 2397543, 3995905, 4065399, 4482363, 6775665, 7192629, 7470605, 10389353, 11987715, 13447089, 19423573, 20326995, 22411815, 31168059, 34364783, 35963145, 51946765, 58270719, 67235445, 93504177, 97117865, 103094349, 155840295, 171823915, 174812157, 291353595, 309283047, 446742179, 467520885, 515471745, 874060785, 1340226537, 1546415235, 2233710895, 4020679611, 6701132685, 20103398055]

約数ペア:

[(1, 20103398055), (3, 6701132685), (5, 4020679611), (9, 2233710895), (13, 1546415235), (15, 1340226537), (23, 874060785), (39, 515471745), (43, 467520885), (45, 446742179), (65, 309283047), (69, 291353595), (115, 174812157), (117, 171823915), (129, 155840295), (195, 103094349), (207, 97117865), (215, 93504177), (299, 67235445), (345, 58270719), (387, 51946765), (559, 35963145), (585, 34364783), (645, 31168059), (897, 22411815), (989, 20326995), (1035, 19423573), (1495, 13447089), (1677, 11987715), (1935, 10389353), (2691, 7470605), (2795, 7192629), (2967, 6775665), (4485, 4482363), (4945, 4065399), (5031, 3995905), (8385, 2397543), (8901, 2258555), (12857, 1563615), (13455, 1494121), (14835, 1355133), (25155, 799181), (34747, 578565), (38571, 521205), (44505, 451711), (64285, 312723), (104241, 192855), (115713, 173735)]