19966968

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{173}}^1\times {\mathrm{229}}^1$

素因数の和:421

約数の個数: 96

約数和(自身を含む): 62431200

約数和(自身を除く): 42464232

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 173, 229, 252, 346, 458, 504, 519, 687, 692, 916, 1038, 1211, 1374, 1384, 1557, 1603, 1832, 2061, 2076, 2422, 2748, 3114, 3206, 3633, 4122, 4152, 4809, 4844, 5496, 6228, 6412, 7266, 8244, 9618, 9688, 10899, 12456, 12824, 14427, 14532, 16488, 19236, 21798, 28854, 29064, 38472, 39617, 43596, 57708, 79234, 87192, 115416, 118851, 158468, 237702, 277319, 316936, 356553, 475404, 554638, 713106, 831957, 950808, 1109276, 1426212, 1663914, 2218552, 2495871, 2852424, 3327828, 4991742, 6655656, 9983484, 19966968]

約数ペア:

[(1, 19966968), (2, 9983484), (3, 6655656), (4, 4991742), (6, 3327828), (7, 2852424), (8, 2495871), (9, 2218552), (12, 1663914), (14, 1426212), (18, 1109276), (21, 950808), (24, 831957), (28, 713106), (36, 554638), (42, 475404), (56, 356553), (63, 316936), (72, 277319), (84, 237702), (126, 158468), (168, 118851), (173, 115416), (229, 87192), (252, 79234), (346, 57708), (458, 43596), (504, 39617), (519, 38472), (687, 29064), (692, 28854), (916, 21798), (1038, 19236), (1211, 16488), (1374, 14532), (1384, 14427), (1557, 12824), (1603, 12456), (1832, 10899), (2061, 9688), (2076, 9618), (2422, 8244), (2748, 7266), (3114, 6412), (3206, 6228), (3633, 5496), (4122, 4844), (4152, 4809)]