18134284

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{383}}^1$

素因数の和:502

約数の個数: 48

約数和(自身を含む): 38707200

約数和(自身を除く): 20572916

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 89, 133, 178, 266, 356, 383, 532, 623, 766, 1246, 1532, 1691, 2492, 2681, 3382, 5362, 6764, 7277, 10724, 11837, 14554, 23674, 29108, 34087, 47348, 50939, 68174, 101878, 136348, 203756, 238609, 477218, 647653, 954436, 1295306, 2590612, 4533571, 9067142, 18134284]

約数ペア:

[(1, 18134284), (2, 9067142), (4, 4533571), (7, 2590612), (14, 1295306), (19, 954436), (28, 647653), (38, 477218), (76, 238609), (89, 203756), (133, 136348), (178, 101878), (266, 68174), (356, 50939), (383, 47348), (532, 34087), (623, 29108), (766, 23674), (1246, 14554), (1532, 11837), (1691, 10724), (2492, 7277), (2681, 6764), (3382, 5362)]