20126333655

素因数分解:

$3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{45971}}^1$

素因数の和:46058

約数の個数: 80

約数和(自身を含む): 38448774144

約数和(自身を除く): 18322440489

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 47, 69, 81, 115, 135, 141, 207, 235, 345, 405, 423, 621, 705, 1035, 1081, 1269, 1863, 2115, 3105, 3243, 3807, 5405, 6345, 9315, 9729, 16215, 19035, 29187, 45971, 48645, 87561, 137913, 145935, 229855, 413739, 437805, 689565, 1057333, 1241217, 2068695, 2160637, 3171999, 3723651, 5286665, 6206085, 6481911, 9515997, 10803185, 15859995, 18618255, 19445733, 28547991, 32409555, 47579985, 49694651, 58337199, 85643973, 97228665, 142739955, 149083953, 175011597, 248473255, 291685995, 428219865, 447251859, 745419765, 875057985, 1341755577, 2236259295, 4025266731, 6708777885, 20126333655]

約数ペア:

[(1, 20126333655), (3, 6708777885), (5, 4025266731), (9, 2236259295), (15, 1341755577), (23, 875057985), (27, 745419765), (45, 447251859), (47, 428219865), (69, 291685995), (81, 248473255), (115, 175011597), (135, 149083953), (141, 142739955), (207, 97228665), (235, 85643973), (345, 58337199), (405, 49694651), (423, 47579985), (621, 32409555), (705, 28547991), (1035, 19445733), (1081, 18618255), (1269, 15859995), (1863, 10803185), (2115, 9515997), (3105, 6481911), (3243, 6206085), (3807, 5286665), (5405, 3723651), (6345, 3171999), (9315, 2160637), (9729, 2068695), (16215, 1241217), (19035, 1057333), (29187, 689565), (45971, 437805), (48645, 413739), (87561, 229855), (137913, 145935)]