19724292

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2699}}^1$

素因数の和:2745

約数の個数: 72

約数和(自身を含む): 58968000

約数和(自身を除く): 39243708

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 58, 63, 84, 87, 116, 126, 174, 203, 252, 261, 348, 406, 522, 609, 812, 1044, 1218, 1827, 2436, 2699, 3654, 5398, 7308, 8097, 10796, 16194, 18893, 24291, 32388, 37786, 48582, 56679, 75572, 78271, 97164, 113358, 156542, 170037, 226716, 234813, 313084, 340074, 469626, 547897, 680148, 704439, 939252, 1095794, 1408878, 1643691, 2191588, 2817756, 3287382, 4931073, 6574764, 9862146, 19724292]

約数ペア:

[(1, 19724292), (2, 9862146), (3, 6574764), (4, 4931073), (6, 3287382), (7, 2817756), (9, 2191588), (12, 1643691), (14, 1408878), (18, 1095794), (21, 939252), (28, 704439), (29, 680148), (36, 547897), (42, 469626), (58, 340074), (63, 313084), (84, 234813), (87, 226716), (116, 170037), (126, 156542), (174, 113358), (203, 97164), (252, 78271), (261, 75572), (348, 56679), (406, 48582), (522, 37786), (609, 32388), (812, 24291), (1044, 18893), (1218, 16194), (1827, 10796), (2436, 8097), (2699, 7308), (3654, 5398)]