20397582

素因数分解:

$2^1\times 3^4\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:175

約数の個数: 80

約数和(自身を含む): 48665232

約数和(自身を除く): 28267650

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 41, 54, 74, 81, 82, 83, 111, 123, 162, 166, 222, 246, 249, 333, 369, 498, 666, 738, 747, 999, 1107, 1494, 1517, 1998, 2214, 2241, 2997, 3034, 3071, 3321, 3403, 4482, 4551, 5994, 6142, 6642, 6723, 6806, 9102, 9213, 10209, 13446, 13653, 18426, 20418, 27306, 27639, 30627, 40959, 55278, 61254, 81918, 82917, 91881, 122877, 125911, 165834, 183762, 245754, 248751, 251822, 275643, 377733, 497502, 551286, 755466, 1133199, 2266398, 3399597, 6799194, 10198791, 20397582]

約数ペア:

[(1, 20397582), (2, 10198791), (3, 6799194), (6, 3399597), (9, 2266398), (18, 1133199), (27, 755466), (37, 551286), (41, 497502), (54, 377733), (74, 275643), (81, 251822), (82, 248751), (83, 245754), (111, 183762), (123, 165834), (162, 125911), (166, 122877), (222, 91881), (246, 82917), (249, 81918), (333, 61254), (369, 55278), (498, 40959), (666, 30627), (738, 27639), (747, 27306), (999, 20418), (1107, 18426), (1494, 13653), (1517, 13446), (1998, 10209), (2214, 9213), (2241, 9102), (2997, 6806), (3034, 6723), (3071, 6642), (3321, 6142), (3403, 5994), (4482, 4551)]