20185884585

素因数分解:

$3^3\times 5^1\times {\mathrm{487}}^1\times {\mathrm{307033}}^1$

素因数の和:307534

約数の個数: 32

約数和(自身を含む): 35959822080

約数和(自身を除く): 15773937495

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 487, 1461, 2435, 4383, 7305, 13149, 21915, 65745, 307033, 921099, 1535165, 2763297, 4605495, 8289891, 13816485, 41449455, 149525071, 448575213, 747625355, 1345725639, 2242876065, 4037176917, 6728628195, 20185884585]

約数ペア:

[(1, 20185884585), (3, 6728628195), (5, 4037176917), (9, 2242876065), (15, 1345725639), (27, 747625355), (45, 448575213), (135, 149525071), (487, 41449455), (1461, 13816485), (2435, 8289891), (4383, 4605495), (7305, 2763297), (13149, 1535165), (21915, 921099), (65745, 307033)]