18684540

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{4943}}^1$

素因数の和:4968

約数の個数: 96

約数和(自身を含む): 66447360

約数和(自身を除く): 47762820

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, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 4943, 9886, 14829, 19772, 24715, 29658, 34601, 44487, 49430, 59316, 69202, 74145, 88974, 98860, 103803, 133461, 138404, 148290, 173005, 177948, 207606, 222435, 266922, 296580, 311409, 346010, 415212, 444870, 519015, 533844, 622818, 667305, 692020, 889740, 934227, 1038030, 1245636, 1334610, 1557045, 1868454, 2076060, 2669220, 3114090, 3736908, 4671135, 6228180, 9342270, 18684540]

約数ペア:

[(1, 18684540), (2, 9342270), (3, 6228180), (4, 4671135), (5, 3736908), (6, 3114090), (7, 2669220), (9, 2076060), (10, 1868454), (12, 1557045), (14, 1334610), (15, 1245636), (18, 1038030), (20, 934227), (21, 889740), (27, 692020), (28, 667305), (30, 622818), (35, 533844), (36, 519015), (42, 444870), (45, 415212), (54, 346010), (60, 311409), (63, 296580), (70, 266922), (84, 222435), (90, 207606), (105, 177948), (108, 173005), (126, 148290), (135, 138404), (140, 133461), (180, 103803), (189, 98860), (210, 88974), (252, 74145), (270, 69202), (315, 59316), (378, 49430), (420, 44487), (540, 34601), (630, 29658), (756, 24715), (945, 19772), (1260, 14829), (1890, 9886), (3780, 4943)]