15888919518

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{331}}^1\times {\mathrm{1447}}^1$

素因数の和:1902

約数の個数: 96

約数和(自身を含む): 36747459840

約数和(自身を除く): 20858540322

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 97, 114, 171, 194, 291, 331, 342, 582, 662, 873, 993, 1447, 1746, 1843, 1986, 2894, 2979, 3686, 4341, 5529, 5958, 6289, 8682, 11058, 12578, 13023, 16587, 18867, 26046, 27493, 32107, 33174, 37734, 54986, 56601, 64214, 82479, 96321, 113202, 140359, 164958, 192642, 247437, 280718, 288963, 421077, 478957, 494874, 577926, 610033, 842154, 957914, 1220066, 1263231, 1436871, 1830099, 2526462, 2666821, 2873742, 3660198, 4310613, 5333642, 5490297, 8000463, 8621226, 9100183, 10980594, 16000926, 18200366, 24001389, 27300549, 46458829, 48002778, 54601098, 81901647, 92917658, 139376487, 163803294, 278752974, 418129461, 836258922, 882717751, 1765435502, 2648153253, 5296306506, 7944459759, 15888919518]

約数ペア:

[(1, 15888919518), (2, 7944459759), (3, 5296306506), (6, 2648153253), (9, 1765435502), (18, 882717751), (19, 836258922), (38, 418129461), (57, 278752974), (97, 163803294), (114, 139376487), (171, 92917658), (194, 81901647), (291, 54601098), (331, 48002778), (342, 46458829), (582, 27300549), (662, 24001389), (873, 18200366), (993, 16000926), (1447, 10980594), (1746, 9100183), (1843, 8621226), (1986, 8000463), (2894, 5490297), (2979, 5333642), (3686, 4310613), (4341, 3660198), (5529, 2873742), (5958, 2666821), (6289, 2526462), (8682, 1830099), (11058, 1436871), (12578, 1263231), (13023, 1220066), (16587, 957914), (18867, 842154), (26046, 610033), (27493, 577926), (32107, 494874), (33174, 478957), (37734, 421077), (54986, 288963), (56601, 280718), (64214, 247437), (82479, 192642), (96321, 164958), (113202, 140359)]