18669660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5101}}^1$

素因数の和:5174

約数の個数: 48

約数和(自身を含む): 53142432

約数和(自身を除く): 34472772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 5101, 10202, 15303, 20404, 25505, 30606, 51010, 61212, 76515, 102020, 153030, 306060, 311161, 622322, 933483, 1244644, 1555805, 1866966, 3111610, 3733932, 4667415, 6223220, 9334830, 18669660]

約数ペア:

[(1, 18669660), (2, 9334830), (3, 6223220), (4, 4667415), (5, 3733932), (6, 3111610), (10, 1866966), (12, 1555805), (15, 1244644), (20, 933483), (30, 622322), (60, 311161), (61, 306060), (122, 153030), (183, 102020), (244, 76515), (305, 61212), (366, 51010), (610, 30606), (732, 25505), (915, 20404), (1220, 15303), (1830, 10202), (3660, 5101)]