18519228

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5653}}^1$

素因数の和:5683

約数の個数: 72

約数和(自身を含む): 57625568

約数和(自身を除く): 39106340

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 5653, 11306, 16959, 22612, 33918, 39571, 50877, 67836, 73489, 79142, 101754, 118713, 146978, 158284, 203508, 220467, 237426, 293956, 356139, 440934, 474852, 514423, 661401, 712278, 881868, 1028846, 1322802, 1424556, 1543269, 2057692, 2645604, 3086538, 4629807, 6173076, 9259614, 18519228]

約数ペア:

[(1, 18519228), (2, 9259614), (3, 6173076), (4, 4629807), (6, 3086538), (7, 2645604), (9, 2057692), (12, 1543269), (13, 1424556), (14, 1322802), (18, 1028846), (21, 881868), (26, 712278), (28, 661401), (36, 514423), (39, 474852), (42, 440934), (52, 356139), (63, 293956), (78, 237426), (84, 220467), (91, 203508), (117, 158284), (126, 146978), (156, 118713), (182, 101754), (234, 79142), (252, 73489), (273, 67836), (364, 50877), (468, 39571), (546, 33918), (819, 22612), (1092, 16959), (1638, 11306), (3276, 5653)]