16563820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{479}}^1$

素因数の和:527

約数の個数: 96

約数和(自身を含む): 45158400

約数和(自身を除く): 28594580

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 35, 38, 52, 65, 70, 76, 91, 95, 130, 133, 140, 182, 190, 247, 260, 266, 364, 380, 455, 479, 494, 532, 665, 910, 958, 988, 1235, 1330, 1729, 1820, 1916, 2395, 2470, 2660, 3353, 3458, 4790, 4940, 6227, 6706, 6916, 8645, 9101, 9580, 12454, 13412, 16765, 17290, 18202, 24908, 31135, 33530, 34580, 36404, 43589, 45505, 62270, 63707, 67060, 87178, 91010, 118313, 124540, 127414, 174356, 182020, 217945, 236626, 254828, 318535, 435890, 473252, 591565, 637070, 828191, 871780, 1183130, 1274140, 1656382, 2366260, 3312764, 4140955, 8281910, 16563820]

約数ペア:

[(1, 16563820), (2, 8281910), (4, 4140955), (5, 3312764), (7, 2366260), (10, 1656382), (13, 1274140), (14, 1183130), (19, 871780), (20, 828191), (26, 637070), (28, 591565), (35, 473252), (38, 435890), (52, 318535), (65, 254828), (70, 236626), (76, 217945), (91, 182020), (95, 174356), (130, 127414), (133, 124540), (140, 118313), (182, 91010), (190, 87178), (247, 67060), (260, 63707), (266, 62270), (364, 45505), (380, 43589), (455, 36404), (479, 34580), (494, 33530), (532, 31135), (665, 24908), (910, 18202), (958, 17290), (988, 16765), (1235, 13412), (1330, 12454), (1729, 9580), (1820, 9101), (1916, 8645), (2395, 6916), (2470, 6706), (2660, 6227), (3353, 4940), (3458, 4790)]