19528049674

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{397}}^1$

素因数の和:732

約数の個数: 96

約数和(自身を含む): 36130631040

約数和(自身を除く): 16602581366

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 139, 157, 161, 278, 314, 322, 397, 794, 973, 1099, 1127, 1946, 2198, 2254, 2779, 3197, 3611, 5558, 6394, 6811, 7222, 7693, 9131, 13622, 15386, 18262, 19453, 21823, 22379, 25277, 38906, 43646, 44758, 50554, 55183, 62329, 63917, 110366, 124658, 127834, 152761, 156653, 176939, 305522, 313306, 353878, 386281, 436303, 447419, 501929, 772562, 872606, 894838, 1003858, 1069327, 1269209, 1433567, 2138654, 2538418, 2703967, 2867134, 3054121, 3513503, 5407934, 6108242, 7027006, 8663731, 8884463, 10034969, 17327462, 17768926, 20069938, 24594521, 49189042, 60646117, 62191241, 70244783, 121292234, 124382482, 140489566, 199265813, 398531626, 424522819, 849045638, 1394860691, 2789721382, 9764024837, 19528049674]

約数ペア:

[(1, 19528049674), (2, 9764024837), (7, 2789721382), (14, 1394860691), (23, 849045638), (46, 424522819), (49, 398531626), (98, 199265813), (139, 140489566), (157, 124382482), (161, 121292234), (278, 70244783), (314, 62191241), (322, 60646117), (397, 49189042), (794, 24594521), (973, 20069938), (1099, 17768926), (1127, 17327462), (1946, 10034969), (2198, 8884463), (2254, 8663731), (2779, 7027006), (3197, 6108242), (3611, 5407934), (5558, 3513503), (6394, 3054121), (6811, 2867134), (7222, 2703967), (7693, 2538418), (9131, 2138654), (13622, 1433567), (15386, 1269209), (18262, 1069327), (19453, 1003858), (21823, 894838), (22379, 872606), (25277, 772562), (38906, 501929), (43646, 447419), (44758, 436303), (50554, 386281), (55183, 353878), (62329, 313306), (63917, 305522), (110366, 176939), (124658, 156653), (127834, 152761)]