2155121644

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{20507}}^1$

素因数の和:20614

約数の個数: 48

約数和(自身を含む): 4244663808

約数和(自身を除く): 2089542164

約数列:

[1, 2, 4, 13, 26, 43, 47, 52, 86, 94, 172, 188, 559, 611, 1118, 1222, 2021, 2236, 2444, 4042, 8084, 20507, 26273, 41014, 52546, 82028, 105092, 266591, 533182, 881801, 963829, 1066364, 1763602, 1927658, 3527204, 3855316, 11463413, 12529777, 22926826, 25059554, 41444647, 45853652, 50119108, 82889294, 165778588, 538780411, 1077560822, 2155121644]

約数ペア:

[(1, 2155121644), (2, 1077560822), (4, 538780411), (13, 165778588), (26, 82889294), (43, 50119108), (47, 45853652), (52, 41444647), (86, 25059554), (94, 22926826), (172, 12529777), (188, 11463413), (559, 3855316), (611, 3527204), (1118, 1927658), (1222, 1763602), (2021, 1066364), (2236, 963829), (2444, 881801), (4042, 533182), (8084, 266591), (20507, 105092), (26273, 82028), (41014, 52546)]