19986450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{12113}}^1$

素因数の和:12139

約数の個数: 48

約数和(自身を含む): 54076896

約数和(自身を除く): 34090446

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 75, 110, 150, 165, 275, 330, 550, 825, 1650, 12113, 24226, 36339, 60565, 72678, 121130, 133243, 181695, 266486, 302825, 363390, 399729, 605650, 666215, 799458, 908475, 1332430, 1816950, 1998645, 3331075, 3997290, 6662150, 9993225, 19986450]

約数ペア:

[(1, 19986450), (2, 9993225), (3, 6662150), (5, 3997290), (6, 3331075), (10, 1998645), (11, 1816950), (15, 1332430), (22, 908475), (25, 799458), (30, 666215), (33, 605650), (50, 399729), (55, 363390), (66, 302825), (75, 266486), (110, 181695), (150, 133243), (165, 121130), (275, 72678), (330, 60565), (550, 36339), (825, 24226), (1650, 12113)]