19847190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{439}}^1$

素因数の和:597

約数の個数: 64

約数和(自身を含む): 52462080

約数和(自身を除く): 32614890

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 137, 165, 274, 330, 411, 439, 685, 822, 878, 1317, 1370, 1507, 2055, 2195, 2634, 3014, 4110, 4390, 4521, 4829, 6585, 7535, 9042, 9658, 13170, 14487, 15070, 22605, 24145, 28974, 45210, 48290, 60143, 72435, 120286, 144870, 180429, 300715, 360858, 601430, 661573, 902145, 1323146, 1804290, 1984719, 3307865, 3969438, 6615730, 9923595, 19847190]

約数ペア:

[(1, 19847190), (2, 9923595), (3, 6615730), (5, 3969438), (6, 3307865), (10, 1984719), (11, 1804290), (15, 1323146), (22, 902145), (30, 661573), (33, 601430), (55, 360858), (66, 300715), (110, 180429), (137, 144870), (165, 120286), (274, 72435), (330, 60143), (411, 48290), (439, 45210), (685, 28974), (822, 24145), (878, 22605), (1317, 15070), (1370, 14487), (1507, 13170), (2055, 9658), (2195, 9042), (2634, 7535), (3014, 6585), (4110, 4829), (4390, 4521)]