20832252

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{499}}^1$

素因数の和:591

約数の個数: 72

約数和(自身を含む): 57456000

約数和(自身を除く): 36623748

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 71, 84, 98, 142, 147, 196, 213, 284, 294, 426, 497, 499, 588, 852, 994, 998, 1491, 1497, 1988, 1996, 2982, 2994, 3479, 3493, 5964, 5988, 6958, 6986, 10437, 10479, 13916, 13972, 20874, 20958, 24451, 35429, 41748, 41916, 48902, 70858, 73353, 97804, 106287, 141716, 146706, 212574, 248003, 293412, 425148, 496006, 744009, 992012, 1488018, 1736021, 2976036, 3472042, 5208063, 6944084, 10416126, 20832252]

約数ペア:

[(1, 20832252), (2, 10416126), (3, 6944084), (4, 5208063), (6, 3472042), (7, 2976036), (12, 1736021), (14, 1488018), (21, 992012), (28, 744009), (42, 496006), (49, 425148), (71, 293412), (84, 248003), (98, 212574), (142, 146706), (147, 141716), (196, 106287), (213, 97804), (284, 73353), (294, 70858), (426, 48902), (497, 41916), (499, 41748), (588, 35429), (852, 24451), (994, 20958), (998, 20874), (1491, 13972), (1497, 13916), (1988, 10479), (1996, 10437), (2982, 6986), (2994, 6958), (3479, 5988), (3493, 5964)]