16720211208

素因数分解:

$2^3\times 3^1\times {\mathrm{409}}^1\times {\mathrm{673}}^1\times {\mathrm{2531}}^1$

素因数の和:3622

約数の個数: 64

約数和(自身を含む): 41981572800

約数和(自身を除く): 25261361592

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 409, 673, 818, 1227, 1346, 1636, 2019, 2454, 2531, 2692, 3272, 4038, 4908, 5062, 5384, 7593, 8076, 9816, 10124, 15186, 16152, 20248, 30372, 60744, 275257, 550514, 825771, 1035179, 1101028, 1651542, 1703363, 2070358, 2202056, 3105537, 3303084, 3406726, 4140716, 5110089, 6211074, 6606168, 6813452, 8281432, 10220178, 12422148, 13626904, 20440356, 24844296, 40880712, 696675467, 1393350934, 2090026401, 2786701868, 4180052802, 5573403736, 8360105604, 16720211208]

約数ペア:

[(1, 16720211208), (2, 8360105604), (3, 5573403736), (4, 4180052802), (6, 2786701868), (8, 2090026401), (12, 1393350934), (24, 696675467), (409, 40880712), (673, 24844296), (818, 20440356), (1227, 13626904), (1346, 12422148), (1636, 10220178), (2019, 8281432), (2454, 6813452), (2531, 6606168), (2692, 6211074), (3272, 5110089), (4038, 4140716), (4908, 3406726), (5062, 3303084), (5384, 3105537), (7593, 2202056), (8076, 2070358), (9816, 1703363), (10124, 1651542), (15186, 1101028), (16152, 1035179), (20248, 825771), (30372, 550514), (60744, 275257)]