18797508

素因数分解:

$2^2\times 3^5\times {\mathrm{83}}^1\times {\mathrm{233}}^1$

素因数の和:335

約数の個数: 72

約数和(自身を含む): 50083488

約数和(自身を除く): 31285980

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 83, 108, 162, 166, 233, 243, 249, 324, 332, 466, 486, 498, 699, 747, 932, 972, 996, 1398, 1494, 2097, 2241, 2796, 2988, 4194, 4482, 6291, 6723, 8388, 8964, 12582, 13446, 18873, 19339, 20169, 25164, 26892, 37746, 38678, 40338, 56619, 58017, 75492, 77356, 80676, 113238, 116034, 174051, 226476, 232068, 348102, 522153, 696204, 1044306, 1566459, 2088612, 3132918, 4699377, 6265836, 9398754, 18797508]

約数ペア:

[(1, 18797508), (2, 9398754), (3, 6265836), (4, 4699377), (6, 3132918), (9, 2088612), (12, 1566459), (18, 1044306), (27, 696204), (36, 522153), (54, 348102), (81, 232068), (83, 226476), (108, 174051), (162, 116034), (166, 113238), (233, 80676), (243, 77356), (249, 75492), (324, 58017), (332, 56619), (466, 40338), (486, 38678), (498, 37746), (699, 26892), (747, 25164), (932, 20169), (972, 19339), (996, 18873), (1398, 13446), (1494, 12582), (2097, 8964), (2241, 8388), (2796, 6723), (2988, 6291), (4194, 4482)]