20571454173

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{43}}^1\times {\mathrm{487}}^1\times {\mathrm{619}}^1$

素因数の和:1198

約数の個数: 48

約数和(自身を含む): 29447559680

約数和(自身を除く): 8876105507

約数列:

[1, 3, 23, 43, 69, 129, 487, 529, 619, 989, 1461, 1587, 1857, 2967, 11201, 14237, 20941, 22747, 26617, 33603, 42711, 62823, 68241, 79851, 257623, 301453, 327451, 481643, 612191, 772869, 904359, 982353, 1444929, 1836573, 6933419, 11077789, 12962479, 14080393, 20800257, 33233367, 38887437, 42241179, 159468637, 298137017, 478405911, 894411051, 6857151391, 20571454173]

約数ペア:

[(1, 20571454173), (3, 6857151391), (23, 894411051), (43, 478405911), (69, 298137017), (129, 159468637), (487, 42241179), (529, 38887437), (619, 33233367), (989, 20800257), (1461, 14080393), (1587, 12962479), (1857, 11077789), (2967, 6933419), (11201, 1836573), (14237, 1444929), (20941, 982353), (22747, 904359), (26617, 772869), (33603, 612191), (42711, 481643), (62823, 327451), (68241, 301453), (79851, 257623)]