20176962008

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{631}}^1\times {\mathrm{12149}}^1$

素因数の和:12840

約数の個数: 64

約数和(自身を含む): 44229888000

約数和(自身を除く): 24052925992

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 94, 188, 329, 376, 631, 658, 1262, 1316, 2524, 2632, 4417, 5048, 8834, 12149, 17668, 24298, 29657, 35336, 48596, 59314, 85043, 97192, 118628, 170086, 207599, 237256, 340172, 415198, 571003, 680344, 830396, 1142006, 1660792, 2284012, 3997021, 4568024, 7666019, 7994042, 15332038, 15988084, 30664076, 31976168, 53662133, 61328152, 107324266, 214648532, 360302893, 429297064, 720605786, 1441211572, 2522120251, 2882423144, 5044240502, 10088481004, 20176962008]

約数ペア:

[(1, 20176962008), (2, 10088481004), (4, 5044240502), (7, 2882423144), (8, 2522120251), (14, 1441211572), (28, 720605786), (47, 429297064), (56, 360302893), (94, 214648532), (188, 107324266), (329, 61328152), (376, 53662133), (631, 31976168), (658, 30664076), (1262, 15988084), (1316, 15332038), (2524, 7994042), (2632, 7666019), (4417, 4568024), (5048, 3997021), (8834, 2284012), (12149, 1660792), (17668, 1142006), (24298, 830396), (29657, 680344), (35336, 571003), (48596, 415198), (59314, 340172), (85043, 237256), (97192, 207599), (118628, 170086)]