19744116

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:261

約数の個数: 96

約数和(自身を含む): 56448000

約数和(自身を除く): 36703884

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 89, 114, 133, 139, 178, 228, 266, 267, 278, 356, 399, 417, 532, 534, 556, 623, 798, 834, 973, 1068, 1246, 1596, 1668, 1691, 1869, 1946, 2492, 2641, 2919, 3382, 3738, 3892, 5073, 5282, 5838, 6764, 7476, 7923, 10146, 10564, 11676, 11837, 12371, 15846, 18487, 20292, 23674, 24742, 31692, 35511, 36974, 37113, 47348, 49484, 55461, 71022, 73948, 74226, 86597, 110922, 142044, 148452, 173194, 221844, 235049, 259791, 346388, 470098, 519582, 705147, 940196, 1039164, 1410294, 1645343, 2820588, 3290686, 4936029, 6581372, 9872058, 19744116]

約数ペア:

[(1, 19744116), (2, 9872058), (3, 6581372), (4, 4936029), (6, 3290686), (7, 2820588), (12, 1645343), (14, 1410294), (19, 1039164), (21, 940196), (28, 705147), (38, 519582), (42, 470098), (57, 346388), (76, 259791), (84, 235049), (89, 221844), (114, 173194), (133, 148452), (139, 142044), (178, 110922), (228, 86597), (266, 74226), (267, 73948), (278, 71022), (356, 55461), (399, 49484), (417, 47348), (532, 37113), (534, 36974), (556, 35511), (623, 31692), (798, 24742), (834, 23674), (973, 20292), (1068, 18487), (1246, 15846), (1596, 12371), (1668, 11837), (1691, 11676), (1869, 10564), (1946, 10146), (2492, 7923), (2641, 7476), (2919, 6764), (3382, 5838), (3738, 5282), (3892, 5073)]