20171576922

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{823}}^1\times {\mathrm{20123}}^1$

素因数の和:20987

約数の個数: 64

約数和(自身を含む): 47756666880

約数和(自身を除く): 27585089958

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 58, 87, 174, 203, 406, 609, 823, 1218, 1646, 2469, 4938, 5761, 11522, 17283, 20123, 23867, 34566, 40246, 47734, 60369, 71601, 120738, 140861, 143202, 167069, 281722, 334138, 422583, 501207, 583567, 845166, 1002414, 1167134, 1750701, 3501402, 4084969, 8169938, 12254907, 16561229, 24509814, 33122458, 49683687, 99367374, 115928603, 231857206, 347785809, 480275641, 695571618, 960551282, 1440826923, 2881653846, 3361929487, 6723858974, 10085788461, 20171576922]

約数ペア:

[(1, 20171576922), (2, 10085788461), (3, 6723858974), (6, 3361929487), (7, 2881653846), (14, 1440826923), (21, 960551282), (29, 695571618), (42, 480275641), (58, 347785809), (87, 231857206), (174, 115928603), (203, 99367374), (406, 49683687), (609, 33122458), (823, 24509814), (1218, 16561229), (1646, 12254907), (2469, 8169938), (4938, 4084969), (5761, 3501402), (11522, 1750701), (17283, 1167134), (20123, 1002414), (23867, 845166), (34566, 583567), (40246, 501207), (47734, 422583), (60369, 334138), (71601, 281722), (120738, 167069), (140861, 143202)]