18303270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:389

約数の個数: 64

約数和(自身を含む): 46759680

約数和(自身を除く): 28456410

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 163, 190, 197, 285, 326, 394, 489, 570, 591, 815, 978, 985, 1182, 1630, 1970, 2445, 2955, 3097, 3743, 4890, 5910, 6194, 7486, 9291, 11229, 15485, 18582, 18715, 22458, 30970, 32111, 37430, 46455, 56145, 64222, 92910, 96333, 112290, 160555, 192666, 321110, 481665, 610109, 963330, 1220218, 1830327, 3050545, 3660654, 6101090, 9151635, 18303270]

約数ペア:

[(1, 18303270), (2, 9151635), (3, 6101090), (5, 3660654), (6, 3050545), (10, 1830327), (15, 1220218), (19, 963330), (30, 610109), (38, 481665), (57, 321110), (95, 192666), (114, 160555), (163, 112290), (190, 96333), (197, 92910), (285, 64222), (326, 56145), (394, 46455), (489, 37430), (570, 32111), (591, 30970), (815, 22458), (978, 18715), (985, 18582), (1182, 15485), (1630, 11229), (1970, 9291), (2445, 7486), (2955, 6194), (3097, 5910), (3743, 4890)]