18807537420

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{1658513}}^1$

素因数の和:1658541

約数の個数: 120

約数和(自身を含む): 67428545184

約数和(自身を除く): 48621007764

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 11340, 1658513, 3317026, 4975539, 6634052, 8292565, 9951078, 11609591, 14926617, 16585130, 19902156, 23219182, 24877695, 29853234, 33170260, 34828773, 44779851, 46438364, 49755390, 58047955, 59706468, 69657546, 74633085, 89559702, 99510780, 104486319, 116095910, 134339553, 139315092, 149266170, 174143865, 179119404, 208972638, 223899255, 232191820, 268679106, 298532340, 313458957, 348287730, 417945276, 447798510, 522431595, 537358212, 626917914, 671697765, 696575460, 895597020, 940376871, 1044863190, 1253835828, 1343395530, 1567294785, 1880753742, 2089726380, 2686791060, 3134589570, 3761507484, 4701884355, 6269179140, 9403768710, 18807537420]

約数ペア:

[(1, 18807537420), (2, 9403768710), (3, 6269179140), (4, 4701884355), (5, 3761507484), (6, 3134589570), (7, 2686791060), (9, 2089726380), (10, 1880753742), (12, 1567294785), (14, 1343395530), (15, 1253835828), (18, 1044863190), (20, 940376871), (21, 895597020), (27, 696575460), (28, 671697765), (30, 626917914), (35, 537358212), (36, 522431595), (42, 447798510), (45, 417945276), (54, 348287730), (60, 313458957), (63, 298532340), (70, 268679106), (81, 232191820), (84, 223899255), (90, 208972638), (105, 179119404), (108, 174143865), (126, 149266170), (135, 139315092), (140, 134339553), (162, 116095910), (180, 104486319), (189, 99510780), (210, 89559702), (252, 74633085), (270, 69657546), (315, 59706468), (324, 58047955), (378, 49755390), (405, 46438364), (420, 44779851), (540, 34828773), (567, 33170260), (630, 29853234), (756, 24877695), (810, 23219182), (945, 19902156), (1134, 16585130), (1260, 14926617), (1620, 11609591), (1890, 9951078), (2268, 8292565), (2835, 6634052), (3780, 4975539), (5670, 3317026), (11340, 1658513)]