19990742904

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{51407}}^1$

素因数の和:51921

約数の個数: 96

約数和(自身を含む): 59185002240

約数和(自身を除く): 39194259336

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 132, 198, 264, 396, 491, 792, 982, 1473, 1964, 2946, 3928, 4419, 5401, 5892, 8838, 10802, 11784, 16203, 17676, 21604, 32406, 35352, 43208, 48609, 51407, 64812, 97218, 102814, 129624, 154221, 194436, 205628, 308442, 388872, 411256, 462663, 565477, 616884, 925326, 1130954, 1233768, 1696431, 1850652, 2261908, 3392862, 3701304, 4523816, 5089293, 6785724, 10178586, 13571448, 20357172, 25240837, 40714344, 50481674, 75722511, 100963348, 151445022, 201926696, 227167533, 277649207, 302890044, 454335066, 555298414, 605780088, 832947621, 908670132, 1110596828, 1665895242, 1817340264, 2221193656, 2498842863, 3331790484, 4997685726, 6663580968, 9995371452, 19990742904]

約数ペア:

[(1, 19990742904), (2, 9995371452), (3, 6663580968), (4, 4997685726), (6, 3331790484), (8, 2498842863), (9, 2221193656), (11, 1817340264), (12, 1665895242), (18, 1110596828), (22, 908670132), (24, 832947621), (33, 605780088), (36, 555298414), (44, 454335066), (66, 302890044), (72, 277649207), (88, 227167533), (99, 201926696), (132, 151445022), (198, 100963348), (264, 75722511), (396, 50481674), (491, 40714344), (792, 25240837), (982, 20357172), (1473, 13571448), (1964, 10178586), (2946, 6785724), (3928, 5089293), (4419, 4523816), (5401, 3701304), (5892, 3392862), (8838, 2261908), (10802, 1850652), (11784, 1696431), (16203, 1233768), (17676, 1130954), (21604, 925326), (32406, 616884), (35352, 565477), (43208, 462663), (48609, 411256), (51407, 388872), (64812, 308442), (97218, 205628), (102814, 194436), (129624, 154221)]