20686008

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7243}}^1$

素因数の和:7276

約数の個数: 64

約数和(自身を含む): 62588160

約数和(自身を除く): 41902152

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 84, 102, 119, 136, 168, 204, 238, 357, 408, 476, 714, 952, 1428, 2856, 7243, 14486, 21729, 28972, 43458, 50701, 57944, 86916, 101402, 123131, 152103, 173832, 202804, 246262, 304206, 369393, 405608, 492524, 608412, 738786, 861917, 985048, 1216824, 1477572, 1723834, 2585751, 2955144, 3447668, 5171502, 6895336, 10343004, 20686008]

約数ペア:

[(1, 20686008), (2, 10343004), (3, 6895336), (4, 5171502), (6, 3447668), (7, 2955144), (8, 2585751), (12, 1723834), (14, 1477572), (17, 1216824), (21, 985048), (24, 861917), (28, 738786), (34, 608412), (42, 492524), (51, 405608), (56, 369393), (68, 304206), (84, 246262), (102, 202804), (119, 173832), (136, 152103), (168, 123131), (204, 101402), (238, 86916), (357, 57944), (408, 50701), (476, 43458), (714, 28972), (952, 21729), (1428, 14486), (2856, 7243)]