16993620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13487}}^1$

素因数の和:13509

約数の個数: 72

約数和(自身を含む): 58915584

約数和(自身を除く): 41921964

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 13487, 26974, 40461, 53948, 67435, 80922, 94409, 121383, 134870, 161844, 188818, 202305, 242766, 269740, 283227, 377636, 404610, 472045, 485532, 566454, 606915, 809220, 849681, 944090, 1132908, 1213830, 1416135, 1699362, 1888180, 2427660, 2832270, 3398724, 4248405, 5664540, 8496810, 16993620]

約数ペア:

[(1, 16993620), (2, 8496810), (3, 5664540), (4, 4248405), (5, 3398724), (6, 2832270), (7, 2427660), (9, 1888180), (10, 1699362), (12, 1416135), (14, 1213830), (15, 1132908), (18, 944090), (20, 849681), (21, 809220), (28, 606915), (30, 566454), (35, 485532), (36, 472045), (42, 404610), (45, 377636), (60, 283227), (63, 269740), (70, 242766), (84, 202305), (90, 188818), (105, 161844), (126, 134870), (140, 121383), (180, 94409), (210, 80922), (252, 67435), (315, 53948), (420, 40461), (630, 26974), (1260, 13487)]