20795616408

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{540539}}^1$

素因数の和:540784

約数の個数: 64

約数和(自身を含む): 59675616000

約数和(自身を除く): 38879999592

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 229, 458, 687, 916, 1374, 1603, 1832, 2748, 3206, 4809, 5496, 6412, 9618, 12824, 19236, 38472, 540539, 1081078, 1621617, 2162156, 3243234, 3783773, 4324312, 6486468, 7567546, 11351319, 12972936, 15135092, 22702638, 30270184, 45405276, 90810552, 123783431, 247566862, 371350293, 495133724, 742700586, 866484017, 990267448, 1485401172, 1732968034, 2599452051, 2970802344, 3465936068, 5198904102, 6931872136, 10397808204, 20795616408]

約数ペア:

[(1, 20795616408), (2, 10397808204), (3, 6931872136), (4, 5198904102), (6, 3465936068), (7, 2970802344), (8, 2599452051), (12, 1732968034), (14, 1485401172), (21, 990267448), (24, 866484017), (28, 742700586), (42, 495133724), (56, 371350293), (84, 247566862), (168, 123783431), (229, 90810552), (458, 45405276), (687, 30270184), (916, 22702638), (1374, 15135092), (1603, 12972936), (1832, 11351319), (2748, 7567546), (3206, 6486468), (4809, 4324312), (5496, 3783773), (6412, 3243234), (9618, 2162156), (12824, 1621617), (19236, 1081078), (38472, 540539)]