20686008528

素因数分解:

$2^4\times 3^3\times {\mathrm{149}}^1\times {\mathrm{321371}}^1$

素因数の和:321537

約数の個数: 80

約数和(自身を含む): 59775192000

約数和(自身を除く): 39089183472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 149, 216, 298, 432, 447, 596, 894, 1192, 1341, 1788, 2384, 2682, 3576, 4023, 5364, 7152, 8046, 10728, 16092, 21456, 32184, 64368, 321371, 642742, 964113, 1285484, 1928226, 2570968, 2892339, 3856452, 5141936, 5784678, 7712904, 8677017, 11569356, 15425808, 17354034, 23138712, 34708068, 46277424, 47884279, 69416136, 95768558, 138832272, 143652837, 191537116, 287305674, 383074232, 430958511, 574611348, 766148464, 861917022, 1149222696, 1292875533, 1723834044, 2298445392, 2585751066, 3447668088, 5171502132, 6895336176, 10343004264, 20686008528]

約数ペア:

[(1, 20686008528), (2, 10343004264), (3, 6895336176), (4, 5171502132), (6, 3447668088), (8, 2585751066), (9, 2298445392), (12, 1723834044), (16, 1292875533), (18, 1149222696), (24, 861917022), (27, 766148464), (36, 574611348), (48, 430958511), (54, 383074232), (72, 287305674), (108, 191537116), (144, 143652837), (149, 138832272), (216, 95768558), (298, 69416136), (432, 47884279), (447, 46277424), (596, 34708068), (894, 23138712), (1192, 17354034), (1341, 15425808), (1788, 11569356), (2384, 8677017), (2682, 7712904), (3576, 5784678), (4023, 5141936), (5364, 3856452), (7152, 2892339), (8046, 2570968), (10728, 1928226), (16092, 1285484), (21456, 964113), (32184, 642742), (64368, 321371)]