20129474412

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{827}}^1\times {\mathrm{12757}}^1$

素因数の和:13647

約数の個数: 72

約数和(自身を含む): 51909648336

約数和(自身を除く): 31780173924

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 318, 477, 636, 827, 954, 1654, 1908, 2481, 3308, 4962, 7443, 9924, 12757, 14886, 25514, 29772, 38271, 43831, 51028, 76542, 87662, 114813, 131493, 153084, 175324, 229626, 262986, 394479, 459252, 525972, 676121, 788958, 1352242, 1577916, 2028363, 2704484, 4056726, 6085089, 8113452, 10550039, 12170178, 21100078, 24340356, 31650117, 42200156, 63300234, 94950351, 126600468, 189900702, 379801404, 559152067, 1118304134, 1677456201, 2236608268, 3354912402, 5032368603, 6709824804, 10064737206, 20129474412]

約数ペア:

[(1, 20129474412), (2, 10064737206), (3, 6709824804), (4, 5032368603), (6, 3354912402), (9, 2236608268), (12, 1677456201), (18, 1118304134), (36, 559152067), (53, 379801404), (106, 189900702), (159, 126600468), (212, 94950351), (318, 63300234), (477, 42200156), (636, 31650117), (827, 24340356), (954, 21100078), (1654, 12170178), (1908, 10550039), (2481, 8113452), (3308, 6085089), (4962, 4056726), (7443, 2704484), (9924, 2028363), (12757, 1577916), (14886, 1352242), (25514, 788958), (29772, 676121), (38271, 525972), (43831, 459252), (51028, 394479), (76542, 262986), (87662, 229626), (114813, 175324), (131493, 153084)]