19845270

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2371}}^1$

素因数の和:2418

約数の個数: 64

約数和(自身を含む): 54650880

約数和(自身を除く): 34805610

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 90, 93, 135, 155, 186, 270, 279, 310, 465, 558, 837, 930, 1395, 1674, 2371, 2790, 4185, 4742, 7113, 8370, 11855, 14226, 21339, 23710, 35565, 42678, 64017, 71130, 73501, 106695, 128034, 147002, 213390, 220503, 320085, 367505, 441006, 640170, 661509, 735010, 1102515, 1323018, 1984527, 2205030, 3307545, 3969054, 6615090, 9922635, 19845270]

約数ペア:

[(1, 19845270), (2, 9922635), (3, 6615090), (5, 3969054), (6, 3307545), (9, 2205030), (10, 1984527), (15, 1323018), (18, 1102515), (27, 735010), (30, 661509), (31, 640170), (45, 441006), (54, 367505), (62, 320085), (90, 220503), (93, 213390), (135, 147002), (155, 128034), (186, 106695), (270, 73501), (279, 71130), (310, 64017), (465, 42678), (558, 35565), (837, 23710), (930, 21339), (1395, 14226), (1674, 11855), (2371, 8370), (2790, 7113), (4185, 4742)]