18798654

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1487}}^1$

素因数の和:1549

約数の個数: 48

約数和(自身を含む): 44782848

約数和(自身を除く): 25984194

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 49, 86, 98, 129, 147, 258, 294, 301, 602, 903, 1487, 1806, 2107, 2974, 4214, 4461, 6321, 8922, 10409, 12642, 20818, 31227, 62454, 63941, 72863, 127882, 145726, 191823, 218589, 383646, 437178, 447587, 895174, 1342761, 2685522, 3133109, 6266218, 9399327, 18798654]

約数ペア:

[(1, 18798654), (2, 9399327), (3, 6266218), (6, 3133109), (7, 2685522), (14, 1342761), (21, 895174), (42, 447587), (43, 437178), (49, 383646), (86, 218589), (98, 191823), (129, 145726), (147, 127882), (258, 72863), (294, 63941), (301, 62454), (602, 31227), (903, 20818), (1487, 12642), (1806, 10409), (2107, 8922), (2974, 6321), (4214, 4461)]