20990996812806

素因数分解:

$2^1\times 3^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1\times {\mathrm{461}}^1\times {\mathrm{571069}}^1$

素因数の和:571769

約数の個数: 64

約数和(自身を含む): 42817147369920

約数和(自身を除く): 21826150557114

約数列:

[1, 2, 3, 6, 97, 137, 194, 274, 291, 411, 461, 582, 822, 922, 1383, 2766, 13289, 26578, 39867, 44717, 63157, 79734, 89434, 126314, 134151, 189471, 268302, 378942, 571069, 1142138, 1713207, 3426414, 6126229, 12252458, 18378687, 36757374, 55393693, 78236453, 110787386, 156472906, 166181079, 234709359, 263262809, 332362158, 469418718, 526525618, 789788427, 1579576854, 7588935941, 15177871882, 22766807823, 25536492473, 36067004833, 45533615646, 51072984946, 72134009666, 76609477419, 108201014499, 153218954838, 216402028998, 3498499468801, 6996998937602, 10495498406403, 20990996812806]

約数ペア:

[(1, 20990996812806), (2, 10495498406403), (3, 6996998937602), (6, 3498499468801), (97, 216402028998), (137, 153218954838), (194, 108201014499), (274, 76609477419), (291, 72134009666), (411, 51072984946), (461, 45533615646), (582, 36067004833), (822, 25536492473), (922, 22766807823), (1383, 15177871882), (2766, 7588935941), (13289, 1579576854), (26578, 789788427), (39867, 526525618), (44717, 469418718), (63157, 332362158), (79734, 263262809), (89434, 234709359), (126314, 166181079), (134151, 156472906), (189471, 110787386), (268302, 78236453), (378942, 55393693), (571069, 36757374), (1142138, 18378687), (1713207, 12252458), (3426414, 6126229)]