19987991190

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{443291}}^1$

素因数の和:443474

約数の個数: 64

約数和(自身を含む): 53620600320

約数和(自身を除く): 33632609130

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 167, 270, 334, 501, 835, 1002, 1503, 1670, 2505, 3006, 4509, 5010, 7515, 9018, 15030, 22545, 45090, 443291, 886582, 1329873, 2216455, 2659746, 3989619, 4432910, 6649365, 7979238, 11968857, 13298730, 19948095, 23937714, 39896190, 59844285, 74029597, 119688570, 148059194, 222088791, 370147985, 444177582, 666266373, 740295970, 1110443955, 1332532746, 1998799119, 2220887910, 3331331865, 3997598238, 6662663730, 9993995595, 19987991190]

約数ペア:

[(1, 19987991190), (2, 9993995595), (3, 6662663730), (5, 3997598238), (6, 3331331865), (9, 2220887910), (10, 1998799119), (15, 1332532746), (18, 1110443955), (27, 740295970), (30, 666266373), (45, 444177582), (54, 370147985), (90, 222088791), (135, 148059194), (167, 119688570), (270, 74029597), (334, 59844285), (501, 39896190), (835, 23937714), (1002, 19948095), (1503, 13298730), (1670, 11968857), (2505, 7979238), (3006, 6649365), (4509, 4432910), (5010, 3989619), (7515, 2659746), (9018, 2216455), (15030, 1329873), (22545, 886582), (45090, 443291)]